PYSEC-2026-3646 Open WebUI: Users denied the image-generation permission can still generate images via chat completions

Summary An authenticated user whose features.imagegeneration permission has been revoked can still make the server generate images by sending the feature flag in a chat-completion request. The chat pipeline took the client-supplied features object at face value and never re-checked the permission...

superset-chat (>=0.1.0a1, <=0.1.0a24) potentially affected by CVE-2026-71433 via langgraph-checkpoint-postgres (2.0.0)

langgraph-checkpoint-postgres PYPI version 2.0.0 is affected by a known vulnerability. The following packages have a transitive dependency on langgraph-checkpoint-postgres and may be impacted: - superset-chat =0.1.0a1, =0.1.0a24 Source cves: CVE-2026-71433 Source advisory: OSV:PYSEC-2026-3635...

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: 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-2026-3640 Open WebUI: Any authenticated user can cancel another user's chat generation via the chat delete endpoint

Summary DELETE /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 deletio...

CVE-2026-72594 lobehub lobe-chat - Stored Cross-Site Scripting via Unrestricted SVG Avatar Upload

A stored cross-site scripting XSS vulnerability in lobehub/lobe-chat through v2.2.13 allows a low-privileged authenticated user to inject arbitrary JavaScript into the application by uploading a crafted SVG file as a user avatar...

CVE-2026-72594

CVE-2026-72594 affects lobehub/lobe-chat up to v2.2.13. The vulnerability is a stored XSS where a low-privileged authenticated user can inject arbitrary JavaScript by uploading a crafted SVG as a user avatar. The avatar upload handler derives the stored file extension and S3 content type from the...

CVE-2026-72594 lobehub lobe-chat - Stored Cross-Site Scripting via Unrestricted SVG Avatar Upload

A stored cross-site scripting XSS vulnerability in lobehub/lobe-chat through v2.2.13 allows a low-privileged authenticated user to inject arbitrary JavaScript into the application by uploading a crafted SVG file as a user avatar...

EUVD-2026-55164

A stored cross-site scripting XSS vulnerability in lobehub/lobe-chat through v2.2.13 allows a low-privileged authenticated user to inject arbitrary JavaScript into the application by uploading a crafted SVG file as a user avatar...

CVE-2026-72594 lobehub lobe-chat - Stored Cross-Site Scripting via Unrestricted SVG Avatar Upload

A stored cross-site scripting XSS vulnerability in lobehub/lobe-chat through v2.2.13 allows a low-privileged authenticated user to inject arbitrary JavaScript into the application by uploading a crafted SVG file as a user avatar...

PT-2026-69864

Name of the Vulnerable Software and Affected Versions Discourse versions prior to 2026.1.6 Discourse versions prior to 2026.5.2 Discourse versions prior to 2026.6.1 Discourse versions prior to 2026.7.0 Description An authenticated user can obtain private thread message content by pairing a public...

CVE-2026-72594: Improper Neutralization of Input During Web Page Generation

A stored cross-site scripting XSS vulnerability in lobehub/lobe-chat through v2.2.13 allows a low-privileged authenticated user to inject arbitrary JavaScript into the application by uploading a crafted SVG file as a user avatar...

PT-2026-69478

Name of the Vulnerable Software and Affected Versions lobehub/lobe-chat versions prior to 2.2.14 Description A stored cross-site scripting XSS issue exists where a low-privileged authenticated user can inject arbitrary JavaScript into the application. This occurs because the avatar upload handler...

PT-2026-76476

Summary Open WebUI lets a client define a model inline on a chat request instead of selecting a saved workspace model. The knowledge attached to such an inline model was used as-is, without checking that the caller can read what it points at. Any authenticated user who knows another user's file i...

PT-2026-69933

Name of the Vulnerable Software and Affected Versions FlyEnv versions prior to 4.18.0 Description FlyEnv fails to sanitize HTML content originating from markdown rendering and AI chat messages when passed to Vue v-html directives. This allows attackers to inject malicious scripts that execute...

PT-2026-69870

Name of the Vulnerable Software and Affected Versions Discourse versions prior to 2026.1.6 Discourse versions prior to 2026.5.2 Discourse versions prior to 2026.6.1 Discourse versions prior to 2026.7.0 Description The Rich Text Editor renders a chat-transcript username as HTML, which enables stor...

CVE-2026-72730: Improper Neutralization of Input During Web Page Generation

Discourse is an open-source discussion platform. Prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0, the Rich Text Editor rendered a chat-transcript username as HTML, allowing stored cross-site scripting. This issue is fixed in versions 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0...

PT-2026-76479

Summary An authenticated user whose features.image generation permission has been revoked can still make the server generate images by sending the feature flag in a chat-completion request. The chat pipeline took the client-supplied features object at face value and never re-checked the permissio...

[SECURITY] Fedora 43 Update: seamonkey-2.53.24-1.fc43

SeaMonkey is an all-in-one Internet application suite previously made popular by Netscape and Mozilla. It includes an Internet browser, advanced e-mail, newsgroup and feed client, a calendar, IRC client, HTML editor and a tool to inspect the DOM for web pages. It is derived from the application...

CVE-2026-46409

OpenYak is a local-first agent runtime for reliable tool-using models, with a desktop workspace built on top. Prior to version 1.1.3, the OpenYak desktop backend binds an HTTP API to 127.0.0.1: commonly 19141 without server-side Origin validation, loopback authentication, or Content-Type...