Home/CVE/Cross site scripting (XSS) vulnerability in Kotaemon 0.11.0 allowing attackers to execute arbitrary code via a crafted P
CVE

CVE-2025-56526

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

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

MEDIUM · CVSS 6.1 EPSS 0.00047
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
▤

Affected Products & Versions

1
cinnamon kotaemon<= 0.11.0
⚠

Public Exploits & PoCs

3
pocgithub.com · Kotaemon-CVE-2025-56526-56527-disclosuregithub.com
pocharvest-sink-590.notion.site · Stored-XSS-via-Unsanitized-PDF-Content-Rendering-and-Plai...harvest-sink-590.notion.site
pocskinny-exoplanet-584.notion.site · Stored-XSS-via-Unsanitized-PDF-Content-Rendering-and-Plai...skinny-exoplanet-584.notion.site
▣

Scoring & Timeline

6.1
MEDIUM · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD18 Nov 2025 · 05:16 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
SSVC triage · cisa-vulnrichment
Exploitation
poc
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/Cinnamon/kotaemonProduct
https://github.com/Cinnamon/kotaemon/commit/37cdc28Patch
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