CVE-2026-53631: GLPI: Unauthorized visibility expansion of knowbase items, reminders and RSS feeds
GLPI is a free asset and IT management software package. From 0.83 until 10.0.27 and from 11.0.0 until 11.0.9, any authenticated user could submit a crafted request to change the visibility of knowledge base items, reminders, or RSS feeds and then access content that should remain restricted. This issue is fixed in versions 10.0.27 and 11.0.9.
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
GLPIto a version that resolves this vulnerability.Fixed in 10.0.27 - Upgrade
Upgrade
GLPIto a version that resolves this vulnerability.Fixed in 11.0.9
Event History
Frequently Asked Questions
Who can exploit this issue?
Any authenticated GLPI user can exploit it. No user interaction is required, but the attacker must be able to submit a crafted request.
Which installations are affected?
Affected versions are GLPI 0.83 through versions before 10.0.27, and GLPI 11.0.0 through versions before 11.0.9. Versions 10.0.27 and 11.0.9 contain the fix.
What could an attacker gain access to?
An attacker could alter visibility settings for knowledge base items, reminders, or RSS feeds, then access content that was intended to remain restricted.