PYSEC-2024-219

Gradio is an open-source Python package designed for quick prototyping. This vulnerability involves insecure communication between the FRP Fast Reverse Proxy client and server when Gradio's share=True option is used. HTTPS is not enforced on the connection, allowing attackers to intercept and rea...

PYSEC-2019-257

http.c in Exiv2 through 0.27.1 allows a malicious http server to cause a denial of service crash due to a NULL pointer dereference by returning a crafted response that lacks a space character...

PYSEC-2018-95

An issue was discovered in Yelp OSXCollector. A maliciously crafted Universal/fat binary can evade third-party code signing checks. By not completing full inspection of the Universal/fat binary, the user of the third-party tool will believe that the code is signed by Apple, but the malicious...

LangGraph: Namespace prefix matching crosses segment boundaries in Postgres and SQLite stores

SummaryThe Postgres and SQLite stores persist hierarchical namespaces as a dot-joined string "memories", "alice" becomes memories.alice and scoped reads by matching that string with LIKE '%'. Because LIKE has no notion of the . separator, a scoped search or listnamespaces also matched sibling...

Open WebUI: Unapproved accounts can open terminal sessions via a WebSocket auth path missing the role check

SummaryThe terminal WebSocket route authenticates its own first-message JWT instead of going through the HTTP dependency chain, and never applies the role check that getverifieduser enforces on every HTTP terminal route. An account whose role is pending, meaning registered but not approved, or...

Open WebUI: Stored XSS via unescaped KaTeX render-error fallback in rendered messages

SummaryAny authenticated user can store a chat message whose math block makes KaTeX fail with a stack overflow instead of a parse error. When that happens the renderer falls back to inserting the original math source into the page as HTML rather than as text, so script in the message runs in the...

Open WebUI: Client-side SSRF via unrestricted external resource loading in Vega/Vega-Lite chart rendering

SummaryOpen WebUI renders vega and vega-lite fenced code blocks in chat content by building a Vega view in the viewer's browser without a restricted resource loader. Any user who can place such a block where another user will see it can make that user's browser issue attacker-chosen outbound GET...

Open WebUI: SSRF into internal services via unvalidated sub-resource requests in the Playwright web loader

SummaryWith the Playwright web loader enabled, Open WebUI opens user-submitted URLs in a real browser and validates the destination address before allowing the request. That check only ran for the top-level page request. Every other request the page issued was passed through unvalidated, so a pag...

Open WebUI: Any authenticated user can cancel another user's chat generation via the chat delete endpoint

SummaryDELETE /api/v1/chats/id cancelled a chat's in-flight tasks before it checked whether the caller was allowed to delete that chat. Any authenticated user who knew another user's chat id could therefore abort that user's running model response, title generation or tag generation. The deletion...

PYSEC-2026-3623

Apache Polaris did not consistently validate storage locations supplied during table and view registration.An authenticated principal with permission to register a table or view could, depending on the affected release and registration path, cause Polaris to use the catalog's storage credentials ...

OnionShare follows symlinks in shared directories, allowing unintended disclosure of local files

SummaryOnionShare CLI/Desktop 2.6.3 can follow symbolic links inside a selected Share or Website directory and serve the symlink target rather than limiting access to files physically contained in the selected directory. If a user shares a directory that contains attacker-supplied or otherwise...

Natural Language Toolkit (NLTK) has path traversal in FramenetCorpusReader.frame() that allows arbitrary XML file read, bypassing the nltk.pathsec sandbox (ENFORCE=True)

SummaryFramenetCorpusReader.framename interpolates a caller-supplied frame name into an XML file path that is read with the builtin open, bypassing CorpusReader.open and the nltk.pathsec sandbox — including strict ENFORCE=True mode. A ../ sequence in the name escapes the corpus root, yielding an...

Flyto2 Core: Multiple HTTP-family modules fetch client-controlled URLs without the SSRF guard their siblings apply (SSRF to internal/metadata)

SummaryNumerous HTTP-emitting modules core.api.httpget, core.api.httppost, graphql.query/graphql.mutation, monitor.httpcheck, communication.slacksend, notification.discord,slack,teams.sendmessage, ai.visionanalyze anthropic path, verify.visualdiff, browser.proxyrotate, and the agent/llm inline...

pypdf: Possible infinite loop for not terminated inline images

ImpactAn attacker who uses this vulnerability can craft a PDF which leads to an infinite loop. This requires parsing the content stream of a page with a not terminated inline image, as done when extracting the page text for example. PatchesThis has been fixed in pypdf==6.14.1. WorkaroundsIf you...

hermes-agent has an Injection issue

A vulnerability was identified in NousResearch hermes-agent up to 0.12.0. Affected by this vulnerability is the function compresscontext of the file runagent.py. The manipulation leads to injection. It is possible to initiate the attack remotely. The exploit is publicly available and might be use...

PYSEC-2026-3452

Pillow is a Python imaging library. From 12.0.0 through 12.2.0, Pillow's EPS parser in PIL/EpsImagePlugin.py accepts a negative byte count in the %%BeginBinary directive, allowing a crafted EPS file to cause Image.open to seek backwards to the same directive and parse it repeatedly in an infinite...

PYSEC-2026-3450

Ollama downloadBlob Improper Validation of Array Index Denial-of-Service Vulnerability. This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of Ollama. Authentication is not required to exploit this vulnerability.The specific flaw exists...

Mistune: Potential DoS via quadratic-time parsing in parse_link_text

SummaryMistune is vulnerable to a CPU exhaustion DoS due to superlinear approximately On² behavior in parselinktext. A relatively small input consisting of repeated characters causes significant parsing slowdown. Affected componentmistune/inlineparser.py → parselinktext DescriptionWhen parsing...

Linuxfabrik Monitoring Plugins have local privilege escalation using embedded command

SummaryWhen a check plugin places user provided input inside a command which is passed to shellexec, an attacker can abuse this to run arbitrary commands. This is mainly dangerous for plugins which are listed in the sudoers file, because this allows an attacker controlling the nagios user to get...

Langroid: handle_message() executes user-supplied tool JSON without sender verification

SummaryA Langroid application exposing a chat interface to untrusted users may allow direct tool invocation via raw JSON payloads, even when tools are registered with use=False, handle=True. Detailsenablemessage..., use=False, handle=True only prevents the LLM from being instructed to generate th...

Langroid: Path traversal in the file tools allows read/write outside configured current directory

SummaryLangroid's ReadFileTool and WriteFileTool appear to treat currdir as the intended working-directory boundary for file operations. However, the tools only change the process working directory to currdir and then operate on the user-supplied filepath without resolving and enforcing that the...

Open Babel has out-of-bounds read in PQS lowerit (pre-buffer read)

SummaryA memory-safety vulnerability in Open Babel's PQS parser caused anout-of-bounds pre-buffer read when reading a crafted input file. DetailsThe flaw was in the lowerit helper used by the PQS parser. Amalformed input caused the helper to read one or more bytes beforethe start of its input...

Lemur has an authorization bypass in StrictRolePermission / AuthorityCreatorPermission

SummaryStrictRolePermission and AuthorityCreatorPermission in lemur/auth/permissions.py call flaskprincipal.Permission.init with zero Needs when their config flags are unset. Both flags defaulted to False in code prior to the fix, so this was the state of any Lemur install that hadn't explicitly...

python-socketio: Binary attachment accumulation can cause denial of service

ImpactThe python-socketio server stores binary EVENT and ACK messages in memory while it waits to receive their binary attachments. Once all the attachments are received, these messages are then processed. An attacker can submit a binary message and intentionally omit sending one or more of its...

zeroconf: Unvalidated rdlength in record payload readers allows LAN-local cache corruption via crafted mDNS packet

Impactreadcharacterstring and readstring in src/zeroconf/protocol/incoming.py sliced self.dataself.offset : self.offset + length and advanced self.offset by the declared length without checking it against self.datalen. Python's slice silently returns fewer bytes when the end index runs past the...

dbt MCP Server: Unauthenticated OAuth Context Endpoint Leaks dbt Platform Tokens

Unauthenticated OAuth Context Endpoint Leaks dbt Platform Tokens SummaryThe local OAuth helper FastAPI server bundled with dbt-mcp exposes the GET /dbtplatformcontext endpoint without any form of authentication or host-origin validation. After a user completes the OAuth login flow against dbt Clo...

PGHoard: Password written to debug log

ImpactWhen using .pgpass, database connection information including the username and password will be logged at the debug level. PatchesUpgrade to version 2.7.1 or greater. WorkaroundsFilter out debug-level logs. ReferencesThis issue was discovered by BugCrowd user DRAKOKORIAN...

Open WebUI: Redirect-Bypass SSRF in OAuth `_process_picture_url` (incomplete-fix sibling of CVE-2026-45401)

Summarybackend/openwebui/utils/oauth.py::processpictureurl v0.9.5, lines 1435-1470 calls validateurlpictureurl on the initial URL only, then invokes aiohttp.ClientSession.getpictureurl, ... without allowredirects=False. aiohttp's default is allowredirects=True, maxredirects=10; the function does...

Open WebUI: Stored XSS to Account Takeover via Model Profile Images

Stored XSS to Account Takeover via Model Profile Images in Open WebUIAffected: Open WebUI = 0.9.5Bypass of: GHSA-3wgj-c2hg-vm6q, GHSA-3856-3vxq-m6fc--- TL;DROpen WebUI patched SVG XSS in user profile images and webhook profile images but forgot to apply the same fix to model profile images. The...

Open WebUI: Forged chat-file link allows cross-user file read and deletion

SummaryOpen WebUI v0.9.5 lets an authenticated user attach arbitrary fileid values to their own chat message without checking whether they own or can read those files. If the attacker then shares that chat and grants themselves read access, hasaccesstofile treats the victim file as accessible...

Open WebUI Prompt history IDOR: unbound history_id allows cross-prompt read and deletion

SummaryOpen WebUI's prompt version-history endpoints authorize the promptid in the URL but then act on caller-supplied history IDs without verifying that the history row belongs to that prompt historyentry.promptid == prompt.id. Three operations are affected:- GET...

Open WebUI: RAG ACL Bypass in Milvus Multitenancy Mode

RAG ACL Bypass in Milvus Multitenancy Mode SummaryThis is a bypass of the fix for:- GHSA-h36f-rqpx-j5wx- CVE-2026-44560- "Unauthorized File and Knowledge Base Content Access via RAG Vector Search"Open WebUI added collection-level ACL checks, but the patch can still be bypassed when Milvus...

vLLM: GGUF dequantize kernel int truncation exposes uninitialized GPU memory in multi-tenant serving

SummaryInteger truncation of tensor dimensions in vLLM's GGUF dequantize kernels csrc/quantization/gguf/ggufkernel.cu causes partial tensor processing. The output tensor is allocated at full size via torch::empty uninitialized memory, but the dequantize CUDA kernel processes only a truncated numb...

pypdf: Possible infinite loop when processing outlines/bookmarks in writer

ImpactAn attacker who uses this vulnerability can craft a PDF which leads to an infinite loop. This requires merging a file with outlines into a writer. PatchesThis has been fixed in pypdf==6.13.0. WorkaroundsIf you cannot upgrade yet, consider applying the changes from PR 3830...

Langflow: Path Traversal in Knowledge Bases API via Creation Endpoint

SummaryLangflow is vulnerable to Path Traversal in the Knowledge Bases API POST /api/v1/knowledgebases. This occurs because user-supplied knowledge base names are used directly to create file paths without proper sanitization or containment checks. An authenticated attacker can exploit this flaw ...

pypdf: Manipulated XMP metadata streams can exhaust RAM

ImpactAn attacker who uses this vulnerability can craft a PDF which leads to large memory usage. This requires parsing large XMP metadata, possibly with lots of unnecessary elements. PatchesThis has been fixed in pypdf==6.12.1. WorkaroundsIf you cannot upgrade yet, consider applying the changes...

PDM wheel installation leads to Path Traversal via overridden write_to_fs

InstallDestination.writetofs in src/pdm/installers/installers.py overrides the base class to add symlink/hardlink support but replaces the safe pathwithdestdir which validates via Path.resolve + isrelativeto with a bare os.path.join that performs no path validation. A malicious wheel with travers...

Kolibri has Unauthenticated Server-Side Request Forgery (SSRF) in RemoteFacilityUserViewset

SummarySeveral Kolibri API endpoints accept an unvalidated baseurl parameter and fetch attacker-controlled URLs from the Kolibri server, reflecting the response body back to the caller. The original report identified two endpoints on the RemoteFacilityUser viewsets; remediation review found two...

PDM: Project-Controlled `.pdm-plugins` Content Executes Before CLI Parsing

SummaryPDM automatically loads project-local plugin paths from .pdm-plugins during Core initialization. Because this path is added via site.addsitedir, attacker-controlled .pth files inside the project plugin directory are processed and can execute Python code before normal CLI handling begins.Th...

Bugsink: DOS using large numbers of event tags

SummaryIn affected versions, Bugsink stores every tag supplied with an incoming event. An event with an unusually large numberof custom i.e. supplied by an attacker tags can therefore make ingestion spend more time than intended writing tag rows.Bugsink uses a single-writer database architecture...

Vantage6: No limit on emails sent for password/MFA reset

ImpactUsers can reset their MFA token via API routes that send them an email. Currently the number of emails that is sent is not limited. This gives attackers the option to flood someones mailbox with a lot of emails, and would have adverse effects on the SMTP server which may be seen as spam...

praisonai-platform: Any workspace member can rewrite workspace name, description, and settings via PATCH /workspaces/{id}

SummaryType: Authorization bypass enabling workspace metadata + settings tampering. The PATCH /workspaces/workspaceid endpoint is gated only by requireworkspacememberworkspaceid default minrole="member". Any member can rewrite the workspace's name, description, and the settings JSON blob. The...

praisonai-platform: Missing authorization on member removal enables full workspace takeover by any user regardless of role

SummaryType: Authorization bypass enabling owner lockout. The DELETE /workspaces/workspaceid/members/userid endpoint is gated only by requireworkspacememberworkspaceid default minrole="member". Any member can remove any other member, including the workspace owner, using a single DELETE. There is ...

Aider has an SSRF vulnerability through its AWS EC2 Metadata Endpoint

A security vulnerability has been detected in Aider-AI Aider 0.86.3.dev. This affects the function requests.get of the file apidocs.py of the component AWS EC2 Metadata Endpoint. The manipulation leads to server-side request forgery. The attack is possible to be carried out remotely. The exploit...

PraisonAI spider_tools SSRF protection bypass via alternate loopback host encodings

SummaryPraisonAI's spidertools URL validation can be bypassed using alternate loopback host encodings.The affected component is:textpraisonaiagents/tools/spidertools.pyThe tool contains a URL validation function intended to block local or unsafe targets before fetching attacker-controlled URLs...

zeroconf has unbounded recursion in DNS compression-pointer decoder that allows LAN-local denial of service

ImpactDNSIncoming.decodelabelsatoffset recurses once per DNS-name compression pointer RFC 1035 §4.1.4. Pointer cycles and label counts were capped, but the chain length of unique forward pointers was not. A single 3 kB mDNS packet carrying 1500 chained pointers drives the recursion past CPython's...

OpenStack Neutron has an Incorrect Authorization issue

In OpenStack Neutron before 28.0.1, the tagging controller enforces plural policy action names on single-tag write operations while the defined policy rules use singular names. The mismatched names evaluate as allowed under the default policy, permitting a project reader to create and update tags...

MLFlow Creates a Temporary File With Insecure Permissions

In mlflow/mlflow versions prior to 3.11.0, the getorcreatenfstmpdir function in mlflow/utils/fileutils.py creates temporary directories with world-writable permissions 0o777, and the createmodeldownloadingtmpdir function in mlflow/pyfunc/init.py creates directories with group-writable permissions...

dbt MCP Server has an Argument Injection in dbt CLI Tool Wrappers via node_selection and resource_type Parameters

Discovered through manual source code review. Verified by PoC execution against a local dbt-mcp v1.15.1 installation. Summaryrundbtcommand in src/dbtmcp/dbtcli/tools.py constructs the dbt subprocess argument list by appending user-supplied MCP tool parameters without sanitization. Two independent...

Docling's JATS XML backend is vulnerable to XML Entity Expansion (XXE) attacks

Docling's JATS XML backend is vulnerable to XML Entity Expansion XXE attacks thru 2.61.0. The backend uses etree.parse to parse XML files without disabling entity resolution. An attacker can craft a malicious XML file containing a nested entity expansion payload XML Bomb. When processed by Doclin...