CVE-2025-56526

MEDIUM EPSS 27.1%
Published Nov 18, 20257mo ago · Modified Jun 17, 20262w ago
6.1 CVSS 3.1
Medium
Find Similar
Published Nov 18, 2025 7mo ago
Last Modified Jun 17, 2026 2w ago

Description

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

CVSS Details

Base Score
6.1
Exploitability
2.8
Impact
2.7
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Changed
Confidentiality Low
Integrity Low
Availability None

Threat Intelligence

EPSS Exploit Probability
27.1% percentile
Exploit & Patch Status
Public Exploit Known
Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

Affected Products 1

VendorProductVersionRange
cinnamonkotaemon* ≤0.11.0

References 5

  • github.com https://github.com/Cinnamon/kotaemon
    Product
  • github.com https://github.com/Cinnamon/kotaemon/commit/37cdc28
    Patch
  • github.com https://github.com/HanTul/Kotaemon-CVE-2025-56526-56527-disclosure
    ExploitThird Party Advisory
  • harvest-sink-590.notion.site https://harvest-sink-590.notion.site/Stored-XSS-via-Unsanitized-PDF-Content-Rendering-and-Plaintext-Credential-Exposure-in-LocalStorage-236770c3fe1e80f6a1aef381fb1c8f73
    ExploitThird Party Advisory
  • skinny-exoplanet-584.notion.site https://skinny-exoplanet-584.notion.site/Stored-XSS-via-Unsanitized-PDF-Content-Rendering-and-Plaintext-Credential-Exposure-in-LocalStorage-22cd1563bd3380458588eb49f361a363
    ExploitThird Party Advisory

Remediation

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