PYSEC-2026-2713 Open WebUI allows limited stored XSS vila uploaded html file

Summary Low 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...

PYSEC-2026-2992 pyLoad: Unbounded Memory Growth Leading to DoS and Potential DDoS in EventManager

Description: The EventManager module in pyload manages a list of Client instances for subscribing to events. The addition of each unique uuid from the getevents API causes the creation of a Client instance that gets appended to the clients list. Although there is a clean method available in the...

PYSEC-2026-2591 Lemur Privilege Escalation: Non-admin role members can rewrite role membership via PUT /api/1/roles/<id>

Summary The PUT /api/1/roles/ handler in lemur/roles/views.py gates only on RoleMemberPermissionroleid.can, which is satisfied for any user who is already a member of the target role. The handler then passes data"users" and data"name" directly to service.update, permitting any role member to...

PYSEC-2026-2587 Lemur user-update path stores plaintext passwords

Summary lemur.users.service.update writes a user's new password as plaintext to the users.password column. The User model wires bcrypt hashing to SQLAlchemy's beforeinsert event but registers no equivalent listener for beforeupdate, and service.update does not call user.hashpassword after assigni...

PYSEC-2026-2443 dbt MCP Server: Unauthenticated OAuth Context Endpoint Leaks dbt Platform Tokens

Unauthenticated OAuth Context Endpoint Leaks dbt Platform Tokens Summary The 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...

PYSEC-2026-2391 BBOT: Server-Side Request Forgery (SSRF) in docker_pull module via WWW-Authenticate realm parsing

The dockerpull module uses the realm parameter from a Docker registry's WWW-Authenticate response header as the authentication endpoint without validation. An attacker in a man-in-the-middle position between bbot and a Docker registry could modify this header to redirect the authentication reques...

PYSEC-2026-3404 vLLM: OOM Denial of Service via Audio Decompression Bomb

Summary vLLM's /v1/audio/transcriptions endpoint limits compressed upload size but not decoded PCM output. A 25MB OPUS file expands to 14.9GB of float32 PCM at decode time. Tested on vLLM v0.19.0. Details SpeechToTextProcessor rejects uploads over VLLMMAXAUDIOCLIPFILESIZEMB default 25MB based on...

PYSEC-2026-2566 Langflow: Path Traversal in Knowledge Bases API via Creation Endpoint

Summary Langflow 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...

PYSEC-2026-2554 Kolibri has Unauthenticated Server-Side Request Forgery (SSRF) in RemoteFacilityUserViewset

Summary Several 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...

praisonai-platform: Comment endpoints accept any issue_id without workspace ownership check, cross-workspace comment read and post IDOR

SummaryType: Insecure Direct Object Reference. The comment endpoints POST /workspaces/workspaceid/issues/issueid/comments and GET .../comments gate access on requireworkspacememberworkspaceid only, then call CommentService.createissueid=issueid, ... and CommentService.listforissueissueid without...

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...

PYSEC-2026-2934 praisonai-platform: Any workspace member can delete the entire workspace via DELETE /workspaces/{id}

Summary Type: Authorization bypass enabling destructive action. The DELETE /workspaces/workspaceid endpoint is gated only by requireworkspacememberworkspaceid default minrole="member". Any member of the workspace can issue a single DELETE to wipe the entire workspace, including every project,...

PYSEC-2026-2937 praisonai-platform: Any workspace member can rewrite workspace name, description, and settings via PATCH /workspaces/{id}

Summary Type: 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...

PYSEC-2026-3064 SGLang: Reachable Assertion via  lora_path  in LoRAManager enables remote Denial of Dervice

A security vulnerability has been detected in SGLang 0.5.10.post1. Impacted is an unknown function of the file python/sglang/srt/lora/loramanager.py of the component Inference HTTP Endpoint. Such manipulation of the argument lorapath leads to reachable assertion. The attack can be launched...

PYSEC-2026-2336 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...

PYSEC-2026-2938 praisonai-platform: Missing authorization on member removal enables full workspace takeover by any user regardless of role

Summary Type: 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...

PYSEC-2026-2927 praisonai-platform: list_issue_activity returns activity log for any issue regardless of workspace ownership

Summary Type: Insecure Direct Object Reference. The GET /workspaces/workspaceid/issues/issueid/activity endpoint is gated by requireworkspacememberworkspaceid and dispatches to ActivityService.listforissueissueid, which executes SELECT FROM activity WHERE issueid = :issueid with no workspace...

PYSEC-2026-3429 xiaomusic contains an unauthenticated path traversal vulnerability

xiaomusic v0.5.7 contains an unauthenticated path traversal vulnerability in the GET /music/filepath:path endpoint that allows unauthenticated attackers to read arbitrary files outside the intended music directory by exploiting an incomplete path prefix check. Attackers can request files from...

PYSEC-2026-2960 pretix vulnerable to Authorization Bypass Through User-Controlled Key

When creating an export through the pretix API, API clients are returned an UUID value for their export job a long, random string like 35742818-c375-4d15-839f-d49aecce94d6. Using this UUID, the API client can then request the actual file for download. The same kind of UUID is used in other places...

PYSEC-2026-2600 LiteLLM allows a user to modify their own user_role via the /user/update endpoint

LiteLLM prior to 1.83.10 allows a user to modify their own userrole via the /user/update endpoint. While the endpoint correctly restricts users to updating only their own account, it does not restrict which fields may be changed. A user who can reach this endpoint can set their role to proxyadmin...