CVE-2026-53631

GLPI: Unauthorized visibility expansion of knowbase items, reminders and RSS feeds

5.3 Medium

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.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: Low
Integrity: Low
Availability: None

Exploit likelihood

0.25%Unchanged since Nov 5, 2026

What each source reports

CVE List Score used 5.3

GLPI: Unauthorized visibility expansion of knowbase items, reminders and RSS feeds

Record: CVE-2026-53631
CVSS 4.0: 5.3 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
Weakness: CWE-862
Updated: 2026-11-04

EUVDEUVD-2026-117169 5.3

Record: EUVD-2026-117169
CVSS 4.0: 5.3 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
Updated: 2026-11-04

NVD 5.3

Record: CVE-2026-53631
CVSS 4.0: 5.3 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Weakness: CWE-862
Updated: 2026-11-05

OSV 5.3

GLPI: Unauthorized visibility expansion of knowbase items, reminders and RSS feeds

Record: CVE-2026-53631
CVSS 4.0: 5.3 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
Weakness: CWE-862
Updated: 2026-11-05

OSVUBUNTU-CVE-2026-53631 5.3

Record: UBUNTU-CVE-2026-53631
CVSS 4.0: 5.3 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
Updated: 2026-11-06

Affected products

glpi-project glpi

Affected packages

Affected packages
Package	Affected	Fixed
`glpi` Ubuntu:16.04:LTS	All versions, plus listed versions 0.84.8+dfsg.1-10.84.8+dfsg.1-1ubuntu1	None known

History

History
Recorded	Changed	Sources
Nov 6, 2026	affected, aliases, references	OSV
Nov 5, 2026	aliases, references	NVD, OSV
Nov 4, 2026	aliases, published	EUVD
Nov 4, 2026	first indexed	CVE List

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-53631 is a medium vulnerability (CVSS 5.3) in Glpi-project Glpi, published November 4, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.25%, the 15th percentile. No source names a fixed version.