CVE-2025-64520: GLPI vulnerable to unauthorized access to restricted Knowledge Base items through the API

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-12-16 · updated 2026-10-13
Weakness: CWE-862

Description

GLPI is a free asset and IT management software package. Starting in version 9.1.0 and prior to version 10.0.21, an unauthorized user with an API access can read all knowledge base entries. Users should upgrade to 10.0.21 to receive a patch.

Affected products

glpi-project glpi: from 9.1.0 before 10.0.21 — fixed in 10.0.21

How to fix

Upgrade to a fixed version: glpi-project glpi 10.0.21. Check the vendor advisory for mitigations.

References

https://github.com/glpi-project/glpi/commit/a3d5cc4a63ae592c0b5592ebe6d562164904dab3
https://github.com/glpi-project/glpi/security/advisories/GHSA-62p9-prpq-j62q

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