PYSEC-2026-142

urllib3 is an HTTP client library for Python. From 2.6.0 to before 2.7.0, urllib3 could decompress the whole response instead of the requested portion 1 during the second HTTPResponse.readamt=N call when the response was decompressed using the official Brotli library or 2 when...

PYSEC-2026-43

An issue was discovered in 6.0 before 6.0.2, 5.2 before 5.2.11, and 4.2 before 4.2.28.ASGIRequest allows a remote attacker to cause a potential denial-of-service via a crafted request with multiple duplicate headers.Earlier, unsupported Django series such as 5.0.x, 4.1.x, and 3.2.x were not...

PYSEC-2025-177

Pycel through 1.0b30, when operating on an untrusted spreadsheet, allows code execution via a crafted formula in a cell, such as one beginning with the =IFA1=200, eval"import'os'.system substring...

PYSEC-2020-44

This affects the package Gerapy from 0 and before 0.9.3. The input being passed to Popen, via the projectconfigure endpoint, isn’t being sanitized...

Pillow JPEG2000 tiled decode retains a growing scratch buffer and can be used for denial of service

Summarysrc/libImaging/Jpeg2KDecode.c:853 accumulates totalcomponentwidth across every tile in a JPEG2000 image instead of recomputing it per tile. That accumulated value is then used in the tilebytes calculation at src/libImaging/Jpeg2KDecode.c:868, which can make the decoder grow state-buffer vi...

LiteLLM: Local file read via request-supplied OIDC file references

ImpactLiteLLM's /health/testconnection endpoint resolved request-supplied environment and OIDC file references in litellmparams. A proxy administrator, or another privileged caller with permission to test model connections, could cause LiteLLM to read files from the local filesystem via an...

garminconnect Has Insecure Permission Assignment for Garmin OAuth Token Store

Insecure Permission Assignment for Garmin OAuth Token Store Summarygarminconnect ≤ 0.3.4 wrote its OAuth token store to disk without restricting file-system permissions. Under the default Linux umask 022 the token file garmintokens.json was created world-readable 0o644. The file contains the DI...

PraisonAI: PRAISONAI_CALL_AUTH=disabled environment variable unconditionally disables authentication

SummarySetting PRAISONAICALLAUTH=disabled completely disables all authentication on the /api/v1/agents/id/invoke endpoint. This bypass is advertised in the application's own error messages, making it likely to appear in production Docker and Compose configurations. Detailspython...

PraisonAI: Webhook signature verification skipped (fail-open) when secret unset, allowing forged inbound webhooks (WhatsApp & Linear bots)

The WhatsApp and Linear bot adapters verify the inbound webhook HMAC signature onlywhen a secret is configured. When the secret environment variable is unset — thedefault on a fresh install and common in development — verification is skipped entirelyand the webhook body is parsed and dispatched a...

PraisonAI: Unauthenticated Local File Inclusion via agent_file path in PraisonAI Jobs API

SummaryAn unauthenticated attacker can read arbitrary files on the server by supplying an absolute filesystem path in the agentfile field of the Jobs API. The field has no path validation, no allowlist, and no authentication is required to submit jobs. DetailsThe agentfile field in JobSubmitReque...

praisonai: recipe serve auth middleware silently disables itself when no secret is set

praisonai: recipe serve authentication middleware silently disables itself when no secret is setResearcher: Kai Aizen — SnailSploit @SnailSploit, Adversarial & Offensive Security ResearchTarget: https://github.com/MervinPraison/PraisonAI---Package: praisonai on PyPIVersion tested: 4.6.48.File:...

PraisonAI dynamic-context artifact tools read arbitrary host files outside artifact storage

PraisonAI dynamic-context artifact tools read arbitrary host files outside artifact storage SummaryPraisonAI's Dynamic Context Discovery feature exposes artifact helper toolsthrough ctx.gettools:pythonctx = setupdynamiccontextagent = Agent instructions="You are a data analyst.", tools=ctx.gettool...

OpenStack Ironic allows file overwrite via directory traversal during deployment with a crafted ISO image

OpenStack Ironic through before 35.0.2 allows file overwrite via directory traversal during deployment with a crafted ISO image...

PYSEC-2026-3455

pyasn1 is a generic ASN.1 library for Python. Prior to 0.6.4, the BER decoder shared by the CER and DER codecs parses long-form tags by accumulating continuation octets without an upper bound on the tag ID size, allowing a crafted input to force construction of an arbitrarily large integer with C...

Open WebUI allows limited stored XSS vila uploaded html file

SummaryLow privileged users can upload HTML files which contain JavaScript code via the /api/v1/files/ backend endpoint. This endpoint returns a file id, which can be used to open the file in the browser and trigger the JavaScript code in the user's browser. Under the default settings, files...

Flawfinder output manipulation via untrusted filenames and source text

ImpactThis vulnerability is an improper input neutralization issue leading to output manipulation, specifically, Terminal/ANSI Escape Sequence Injection and XML Injection: Terminal Output Spoofing: A malicious file whose name contains ANSI escape sequences can end up being included in flawfinder'...

Apache Airflow has an Authorization Bypass Through User-Controlled Key

The Event Log detail endpoint GET /api/v2/eventLogs/eventlogid in Apache Airflow fetched audit-log rows directly by numeric ID after only the generic Audit Log permission check, while the collection endpoint GET /api/v2/eventLogs applied per-Dag scoping. An authenticated UI/API user with audit-lo...

vllm has Improper Resource Shutdown or Release

A vulnerability was identified in vllm-project vllm 0.19.0. This issue affects some unknown processing of the component OpenAI-compatible Serving Path. Such manipulation leads to denial of service. It is possible to launch the attack remotely. The exploit is publicly available and might be used...

Open WebUI: Cross-User File Access via Unchecked file_id in Folder Knowledge and Knowledge-Base Attach Endpoints

Cross-User File Access via Unchecked fileid in Folder Knowledge and Knowledge-Base Attach Endpoints SummaryMultiple endpoints accept a user-supplied fileid and attach the referenced file to a resource the caller controls folder knowledge, knowledge-base contents without verifying that the caller...

OpenEXR has use after free in PyObject_StealAttrString

SummaryThere is a use-after-free in PyObjectStealAttrString of pyOpenEXRold.cpp.This bug was found with ZeroPath. DetailsThe legacy adapter defines PyObjectStealAttrString that calls PyObjectGetAttrString to obtain a new reference, immediately decrefs it, and returns the pointer. Callers then pas...

AIOHTTP vulnerable to DoS when bypassing asserts

SummaryWhen assert statements are bypassed, an infinite loop can occur, resulting in a DoS attack when processing a POST body. ImpactIf optimisations are enabled -O or PYTHONOPTIMIZE=1, and the application includes a handler that uses the Request.post method, then an attacker may be able to execu...

Cowrie has a SSRF vulnerability in wget/curl emulation enabling DDoS amplification

SummaryA Server-Side Request Forgery SSRF vulnerability in Cowrie's emulated shell mode allows unauthenticated attackers to abuse the honeypot as an amplification vector for HTTP-based denial-of-service attacks against arbitrary third-party hosts. DetailsWhen Cowrie operates in emulated shell mod...

Open WebUI vulnerable to Server-Side Request Forgery (SSRF) via Arbitrary URL Processing in /api/v1/retrieval/process/web

SummaryA Server-Side Request Forgery SSRF vulnerability in Open WebUI allows any authenticated user to force the server to make HTTP requests to arbitrary URLs. This can be exploited to access cloud metadata endpoints AWS/GCP/Azure, scan internal networks, access internal services behind firewall...

PraisonAI Has Authentication Bypass via OAuthManager.validate_token()

SummaryOAuthManager.validatetoken returns True for any token not found in its internal store, which is empty by default. Any HTTP request to the MCP server with an arbitrary Bearer token is treated as authenticated, granting full access to all registered tools and agent capabilities...

BadHost: Missing Host header validation poisons request.url.path, bypassing path-based security checks

Starlette reconstructs the requested URL based on the HTTP Host request header and requested path, but does not perform any validation of the Host header value. This allows attackers to inject paths into the host part, prepending the actual path. However, routing in Starlette is based on the actu...

PYSEC-2026-2102

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, the C parser the default for most installs accepted null bytes and control characters in response headers. This issue has been patched in version 3.13.4...

Two litellm versions published containing credential harvesting malware

After an API Token exposure from an exploited Trivy dependency,two new releases of litellm were uploaded to PyPI containing automatically activated malware,harvesting sensitive credentials and files, and exfiltrating to a remote API.The malicious code runs during importing any module from the...

Pillow TGA RLE encoder can serialize up to ~57 KB of adjacent heap data into generated images

SummaryPillow's TGA RLE encoder reads past its row buffer when saving a mode "1"image. Adjacent process heap bytes can be copied into the generated TGA file.The bug is reachable through the public save API:pythonim.saveout, format="TGA", compression="tgarle"Older affected Pillow versions use the...

PocketSphinx: Buffer overflows in language and acoustic model loading code

ImpactThe trie language model code introduced in PocketSphinx 5prealpha failed to check various boundary conditions when reading the headers of ARPA, DMP, and binary format language model files. In the case of invalid, corrupted or malicious input files, this could lead to stack and heap buffer...

Flask-Reuploaded: Extension-denylist bypass via case-folding asymmetry in name-override path (incomplete-fix variant of CVE-2026-27641)

Header| Field | Value ||---|---|| Title | Extension-denylist bypass via case-folding asymmetry in name-override path incomplete-fix variant of CVE-2026-27641 || Project | Flask-Reuploaded flaskuploads || Affected | extension"shell.php" = "php" - extensionallowed"php" - DENY correctname-override...

vLLM has Remote DoS via Invalid Recovered Token Reinjection

SummaryA frontend-legal multi-request speculative workload can make vLLM produce an out-of-vocabulary recovered token equal to vocabsize, convert that value to -1 when choosing the next live token for a request, and then feed that -1 back into the next drafter input ids. On Qwen3 GPTQ this reache...

sh _uid does not drop supplementary groups (incomplete privilege drop)

ImpactThe uid option performed an incomplete privilege drop on Linux/Unix-like systems.When sh was run from a process with elevated privileges, such as root, and a command was launched with uid=, the child process changed its UID and primary GID but did not reset its supplementary groups. As a...

PraisonAI: Arbitrary File Read/Write via `multiedit` Tool Without Path Validation

SummaryThe multiedit tool in src/praisonai/praisonai/tools/multiedit.py allows LLM-controlled arbitrary file read and write without any path validation, workspace boundary check, or protected path guard. This enables an attacker who can influence agent tool arguments via crafted prompts, user inp...

PraisonAI Dynamic Context history and terminal tools read files outside configured storage via path traversal

PraisonAI Dynamic Context history and terminal tools read files outside configured storage via path traversal SummaryPraisonAI's Dynamic Context module provides filesystem-backed history andterminal-log storage. The SDK reference describes the module as providing:- artifact storage for tool...

PraisonAI recipe.run_stream skips dangerous-tool policy enforcement

PraisonAI recipe.runstream skips dangerous-tool policy enforcement SummaryPraisonAI recipe execution blocks default-denied dangerous tools unless thecaller explicitly passes allowdangeroustools=True. The normal recipe.runpath enforces this with checktoolpolicy. The streaming path,recipe.runstream...

PraisonAI recipe serve Typer command bypasses the non-localhost authentication guard

PraisonAI recipe serve Typer command bypasses the non-localhost authentication guard SummaryPraisonAI's installed console entrypoint is Typer-first. In current releases,the recipe command is registered in the Typer app andpraisonai recipe serve dispatches to the deprecated Typer command...

PraisonAI LinearBot processes unsigned webhooks when LINEAR_WEBHOOK_SECRET is missing

PraisonAI LinearBot processes unsigned webhooks when LINEARWEBHOOKSECRET is missing SummaryPraisonAI's LinearBot starts a public webhook listener on 0.0.0.0 and treatsLINEARWEBHOOKSECRET as optional. When the secret is absent, startup only logsa warning and handlewebhook skips Linear-Signature...

PraisonAI: Compute-bridged file tools allow shell command injection

Compute-bridged file tools allow shell command injection SummaryLocalManagedAgent / SandboxedAgent compute bridging wrapsreadfile, listfiles, and writefile when a compute provider isattached. The bridge converts those file operations into shell command stringsusing raw path arguments, then sends...

ansible-core: Argument injection in ansible-galaxy role install leads to arbitrary code execution

A flaw was found in ansible-core. The ansible-galaxy role install command processes dependency specifications from a role's meta/requirements.yml file. Due to improper neutralization of argument delimiters, a malicious role author can inject arbitrary git configuration flags through the src field...

OpenStack oslo.messaging does not verify RabbitMQ broker hostname during TLS handshake

An issue was discovered in OpenStack oslo.messaging 1.0.0 through 17.3.0. The oslo.messaging RabbitMQ driver does not perform TLS hostname verification when connecting to the message broker. When sslcafile is configured, the driver enables certificate chain validation but does not pass the expect...

`lxml_html_clean.Cleaner` does not strip `javascript:` URLs from namespaced URL attributes

lxmlhtmlclean.Cleaner does not strip javascript: URLs from namespaced URL attributes xlink:hrefReporter: Guillem Lefait · Date: 2026-05-10Affected: lxml ≤ 6.1.0 and lxmlhtmlclean ≤ 0.4.4 latest stableConfirmed against: lxml 6.1.0 + lxmlhtmlclean 0.4.4 on Python 3.13.5, 3.14.4, and 3.15.0a8 libxml...

flyto-core has SSRF guard bypass via IPv6 transition addresses (IPv4-mapped / 6to4 / NAT64) in validate_url_ssrf

Summaryflyto-core's SSRF protection validateurlssrf / isprivateip in src/core/utils.py blocks private and metadata destinations by resolving the host and testing the resulting IP for membership in a hardcoded PRIVATEIPRANGES list. That list contains only the native RFC 1918 / loopback / link-loca...

hermes-agent has an Incorrect Comparison

A security flaw has been discovered in NousResearch hermes-agent 2026.4.23. Affected is the function discoverdashboardplugins of the file hermescli/webserver.py of the component CLI web-dashboard Interface. Performing a manipulation of the argument HERMESENABLEPROJECTPLUGINS results in incorrect...

Apache Airflow FAB Auth Manager contains an LDAP filter injection vulnerability

Apache Airflow FAB Auth Manager contains an LDAP filter injection vulnerability CWE-90 that allows unauthenticated attackers to exfiltrate directory data or bypass authentication. Upgrade to apache-airflow-providers-fab 3.6.4 or later. If immediate upgrade is not possible, disable LDAP...

hermes-agent has an Injection issue

A security vulnerability has been detected in NousResearch hermes-agent up to 2026.4.23. Impacted is an unknown function of the file agent/skillsguard.py of the component Skills Guard Multi-Word Prompt Handler. The manipulation of the argument THREATPATTERNS leads to injection. Remote exploitatio...

Open WebUI's chat completion API allows tool restrictions to be bypassed

SummaryOpen WebUI v0.6.43 contains a vulnerability in its chat completion API, which allows attackers to bypass tool restrictions, potentially enabling unauthorized actions or access. DetailsIn the chatcompletion API, the parameters toolids and toolservers are supplied by the user. These paramete...

Open WebUI's Improper Authorization in Standard Channels Allows Message Updates with Read Permission

Vulnerability DescriptionIn standard channels i.e., channels whose channel.type is neither group nor dm, the endpointPOST /api/v1/channels/channelid/messages/messageid/update can be accessed with read permission only.When accesscontrol is set to None, the authorization check hasaccess...,...

Python Social Auth - Django has unsafe account association

ImpactUpon authentication, the user could be associated by e-mail even if the associatebyemail pipeline was not included. This could lead to account compromise when a third-party authentication service does not validate provided e-mail addresses or doesn't require unique e-mail addresses. Patches...

ExecuTorch integer overflow vulnerability leads to code execution

An integer overflow vulnerability in the loading of ExecuTorch models can cause smaller-than-expected memory regions to be allocated, potentially resulting in code execution or other undesirable effects. This issue affects ExecuTorch prior to commit 8f062d3f661e20bb19b24b767b9a9a46e8359f2b...

SignXML's signature verification with HMAC is vulnerable to a timing attack

When verifying signatures with X509 certificate validation turned off and HMAC shared secret set signxml.XMLVerifier.verifyrequirex509=False, hmackey=..., prior versions of SignXML are vulnerable to a potential timing attack. The verifier may leak information about the correct HMAC when comparing...