CVE-2025-56526

Published: Nov 18, 2025Modified: Jun 17, 2026

6.1

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Exploitability: 2.8 / Impact: 2.7

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Description

Cross site scripting (XSS) vulnerability in Kotaemon 0.11.0 allowing attackers to execute arbitrary code via a crafted PDF.

Affected (1)

Products: Cinnamon: Kotaemon

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Cinnamon Kotaemon	Up to 0.11.0

Related CWEs

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

References (5)

https://github.com/Cinnamon/kotaemon

Source: cve@mitre.org

Product

https://github.com/Cinnamon/kotaemon/commit/37cdc28

Source: cve@mitre.org

Patch

https://github.com/HanTul/Kotaemon-CVE-2025-56526-56527-disclosure

Source: cve@mitre.org

ExploitThird Party Advisory

https://harvest-sink-590.notion.site/Stored-XSS-via-Unsanitized-PDF-Content-Rendering-and-Plaintext-Credential-Exposure-in-LocalStorage-236770c3fe1e80f6a1aef381fb1c8f73

Source: cve@mitre.org

ExploitThird Party Advisory

https://skinny-exoplanet-584.notion.site/Stored-XSS-via-Unsanitized-PDF-Content-Rendering-and-Plaintext-Credential-Exposure-in-LocalStorage-22cd1563bd3380458588eb49f361a363

Source: cve@mitre.org

ExploitThird Party Advisory

Timeline

No history available yet.