CVE-2025-57298

Stored XSS via Unsafe Markdown Rendering in Kotaemon Summary Kotaemon is an open-source RAG Retrieval-Augmented Generation based document QA system that provides a web interface for querying uploaded documents such as PDF, Word, and Excel files. A stored cross-site scripting XSS vulnerability...

CVE-2025-63914

CVE-2025-63914 Divulgación pública y parche para CVE-2025-63914: Vulnerabilidad de bomba ZIP en Cinnamon/kotaemon. Crédito Wang Yuanrong Resumen La función mayextractzip no aplica límites en la descompresión de ZIP, lo que permite que una bomba ZIP maliciosa provoque un consumo excesivo de recurs...

CVE-2026-69098_exploit

CVE-2026-69098 — kotaemon unauthenticated deserialization RCE Unauthenticated remote code execution in kotaemon = 0.12.0 via insecure deserialization in the LLM-settings connection check. The bug kotaemon's LLM-settings checkconnection Gradio handler libs/ktem/ktem/llms/ui.py parses an...

Kotaemon-CVE-2025-56526-56527-disclosure

Kotaemon CVE-2025-56526 & CVE-2025-56527 Public Disclosure Stored Cross-Site Scripting in the Kotaemon Information Panel combines with plaintext credential storage in localStorage, enabling full session compromise from a single malicious PDF upload. Executive Summary Affected Product / Versions :...

CVE-2026-86867

Cinnamon's Kotaemon all versions up to and including v0.12.0 multi-user chat interface contains multiple vulnerabilities due to incorrect authorization and improper access controls. There are four handler methods in libs/ktem/ktem/pages/chat/control.py that load a Conversation record by its ID...

CVE-2026-86867 Cinnamon's kotaemon contains improper authorization checks in multi‑user chat handlers

Cinnamon's Kotaemon all versions up to and including v0.12.0 multi-user chat interface contains multiple vulnerabilities due to incorrect authorization and improper access controls. There are four handler methods in libs/ktem/ktem/pages/chat/control.py that load a Conversation record by its ID...

CVE-2026-86867

Cinnamon's Kotaemon (all versions up to and including v0.12.0 ) contains multiple vulnerabilities in its multi-user chat interface due to incorrect authorization and improper access controls . Four handler methods in libs/ktem/ktem/pages/chat/control.py (specifically select_conv, delete_conv, ren...

EUVD-2026-85508

Cinnamon's Kotaemon all versions up to and including v0.12.0 multi-user chat interface contains multiple vulnerabilities due to incorrect authorization and improper access controls. There are four handler methods in libs/ktem/ktem/pages/chat/control.py that load a Conversation record by its ID...

CVE-2026-86867 Cinnamon's kotaemon contains improper authorization checks in multi‑user chat handlers

Cinnamon's Kotaemon all versions up to and including v0.12.0 multi-user chat interface contains multiple vulnerabilities due to incorrect authorization and improper access controls. There are four handler methods in libs/ktem/ktem/pages/chat/control.py that load a Conversation record by its ID...

CVE-2026-86867: Exposure of Sensitive Information to an Unauthorized Actor

Cinnamon's Kotaemon all versions up to and including v0.12.0 multi-user chat interface contains multiple vulnerabilities due to incorrect authorization and improper access controls. There are four handler methods in libs/ktem/ktem/pages/chat/control.py that load a Conversation record by its ID...

Cinnamon's Kotaemon contains improper authorization checks in Kotaemon multi‑user chat handlers

Overview Cinnamon's Kotaemon all versions up to v0.12.0 multi‑user chat interface does not verify conversation ownership when loading a conversation. Any authenticated user can read, delete, rename, or overwrite another user’s conversation data by supplying the correct ID. This results in...

PT-2026-97421

Name of the Vulnerable Software and Affected Versions Kotaemon versions prior to 0.12.1 Description The multi-user chat interface contains improper access controls and incorrect authorization. Four handler methods in libs/ktem/ktem/pages/chat/control.py load conversation records using only the...

CVE-2026-82281

Kotaemon through 0.12.0 fails to properly validate conversation ownership in selectconv, deleteconv, renameconv, and onsetpublicconversation functions in control.py. Attackers can read other users' chat histories, delete conversations, or rename conversations by supplying arbitrary conversation...

EUVD-2026-67812

Kotaemon through 0.12.0 fails to properly validate conversation ownership in selectconv, deleteconv, renameconv, and onsetpublicconversation functions in control.py. Attackers can read other users' chat histories, delete conversations, or rename conversations by supplying arbitrary conversation...

CVE-2026-82281 Kotaemon Missing Ownership Check in Conversation Functions

Kotaemon through 0.12.0 fails to properly validate conversation ownership in selectconv, deleteconv, renameconv, and onsetpublicconversation functions in control.py. Attackers can read other users' chat histories, delete conversations, or rename conversations by supplying arbitrary conversation...

CVE-2026-82281 Kotaemon Missing Ownership Check in Conversation Functions

Kotaemon through 0.12.0 fails to properly validate conversation ownership in selectconv, deleteconv, renameconv, and onsetpublicconversation functions in control.py. Attackers can read other users' chat histories, delete conversations, or rename conversations by supplying arbitrary conversation...

CVE-2026-82281 Kotaemon Missing Ownership Check in Conversation Functions

Kotaemon through 0.12.0 fails to properly validate conversation ownership in selectconv, deleteconv, renameconv, and onsetpublicconversation functions in control.py. Attackers can read other users' chat histories, delete conversations, or rename conversations by supplying arbitrary conversation...

CVE-2026-82281

Kotaemon (by Cinnamon) through 0.12.0 is affected by a missing ownership validation in the select_conv , delete_conv , rename_conv , and on_set_public_conversation functions within libs/ktem/ktem/pages/chat/control.py. An unauthenticated attacker with no privileges required can supply arbitrary c...

CVE-2026-82281: Authorization Bypass Through User-Controlled Key

Kotaemon through 0.12.0 fails to properly validate conversation ownership in selectconv, deleteconv, renameconv, and onsetpublicconversation functions in control.py. Attackers can read other users' chat histories, delete conversations, or rename conversations by supplying arbitrary conversation...

PT-2026-83304

Kotaemon through 0.12.0 fails to properly validate conversation ownership in select conv, delete conv, rename conv, and on set public conversation functions in control.py. Attackers can read other users' chat histories, delete conversations, or rename conversations by supplying arbitrary...