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 Public disclosure and patch for CVE-2025-63914: Zip bomb vulnerability in Cinnamon/kotaemon. Credit Wang Yuanrong Summary The mayextractzip function fails to enforce limits on ZIP decompression, allowing a malicious ZIP bomb to trigger excessive resource consumption and denial of...

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-2026-82281

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-2026-69098 kotaemon 0.12.0 Unauthenticated Remote Code Execution via Insecure Deserialization

kotaemon through 0.12.0 contains an insecure deserialization vulnerability in the checkconnection endpoint that allows unauthenticated attackers to instantiate arbitrary Python classes by supplying crafted YAML/JSON input with a type field. Attackers can exploit this to override the type field wi...

CVE-2026-69098

Kotaemon 0.12.0 and earlier versions are vulnerable to an insecure deserialization in the check_connection endpoint. An unauthenticated attacker can supply crafted YAML/JSON input containing a type field to instantiate arbitrary Python classes. The attacker can override the type to subprocess.che...

CVE-2026-69098 kotaemon 0.12.0 Unauthenticated Remote Code Execution via Insecure Deserialization

kotaemon through 0.12.0 contains an insecure deserialization vulnerability in the checkconnection endpoint that allows unauthenticated attackers to instantiate arbitrary Python classes by supplying crafted YAML/JSON input with a type field. Attackers can exploit this to override the type field wi...

📄 Cinnamon kotaemon 0.11.0 ZIP Bomb

Cinnamon kotaemon version 0.11.0 zip bomb proof of concept denial of service exploit. ============================================================================================================================================= | Title : Cinnamon kotaemon v 0.11.0 ZIP Bomb Vulnerability in...

CVE-2025-63914

An issue was discovered in Cinnamon kotaemon 0.11.0. The mayextractzip function in the \libs\ktem\ktem\index\file\ui.py file does not check the contents of uploaded ZIP files. Although the contents are extracted into a temporary folder that is cleared before each extraction, successfully uploadin...

EUVD-2025-198989

An issue was discovered in Cinnamon kotaemon 0.11.0. The mayextractzip function in the \libs\ktem\ktem\index\file\ui.py file does not check the contents of uploaded ZIP files. Although the contents are extracted into a temporary folder that is cleared before each extraction, successfully uploadin...

CVE-2025-63914

An issue was discovered in Cinnamon kotaemon 0.11.0. The mayextractzip function in the \libs\ktem\ktem\index\file\ui.py file does not check the contents of uploaded ZIP files. Although the contents are extracted into a temporary folder that is cleared before each extraction, successfully uploadin...

CVE-2025-63914

Cinnamon kotaemon 0.11.0 is affected by CVE-2025-63914 due to the _may_extract_zip function in lib/ktem/ktem/index/file/ui.py not validating uploaded ZIP contents. This can allow a ZIP bomb to exhaust resources during decompression; even though files are extracted to a temporary folder cleared af...

CVE-2025-63914

An issue was discovered in Cinnamon kotaemon 0.11.0. The mayextractzip function in the \libs\ktem\ktem\index\file\ui.py file does not check the contents of uploaded ZIP files. Although the contents are extracted into a temporary folder that is cleared before each extraction, successfully uploadin...

Cinnamon kotaemon 安全漏洞

Cinnamon kotaemon is a RAG-based open source tool from Cinnamon Open Source. A security vulnerability exists in Cinnamon kotaemon version 0.11.0, which stems from a failure of the mayextractzip function to check the contents of a ZIP file, which could lead to resource exhaustion...