CVE-2025-56526

medium

Description

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

References

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

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

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

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

https://github.com/Cinnamon/kotaemon

Details

Source: Mitre, NVD

Published: 2025-11-18

Updated: 2025-11-19

Risk Information

CVSS v2

Base Score: 6.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 6.1

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

Severity: Medium

EPSS

EPSS: 0.00035