Public proof of conceptFix available

CVE-2026-26026

Q: Is CVE-2026-26026 actively exploited?

Active exploitation of CVE-2026-26026 has not been confirmed. Its EPSS score was 11.5% on 2026-10-25, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2026-26026?

CVE-2026-26026 has a CVSS v3 base score of 7.2 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

A public proof of concept exists; no exploitation attested.

Published2026-04-06
Fixed in11.0.6
WeaknessCWE-1336 · CWE-94

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

GLPI is a free asset and IT management software package. From 11.0.0 to before 11.0.6, template injection by an administrator lead to RCE. This vulnerability is fixed in 11.0.6.

Timeline

dates in UTC

2026-04-0615:17CVE publishedNVD
2026-10-2319:23First public proof of conceptPoC-in-GitHub

Observed activity

isMalicious corpus · updated 2026-10-25 15:37 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2026-26026?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2026-26026?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Glpi-project glpi

Branch	Affected	Fixed in	Source
11.0	≥ 11.0.0, < 11.0.6	11.0.6	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Update Glpi-project glpi to 11.0.6

Advisories and patches

github.comVendor Advisory

Detection

read 2026-10-25 00:28 UTC

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: 3 repositories, unverifiedCEAarab/CVE-2026-26026-PoCwuyou6956-glitch/CVE-2026-26026-PoCpetriQore/CVE-2026-26026_PoC

Sources

CISA-ADPSSVC decisionnone2026-04-06
OpenCVESSVC decisionnone—
CNACVSS 3.19.1read 2026-10-23
NVDCVSS 3.17.2read 2026-10-23
CNAweakness (CWE)CWE-1336, CWE-94read 2026-10-23
FIRST EPSSEPSS score11.5 %2026-10-25
PoC-in-GitHubproof of concept3read 2026-10-25

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Published: 2026-04-06
Last Modified: 2026-06-17
NVD status: Analyzed

Frequently asked questions

What is CVE-2026-26026?

GLPI is a free asset and IT management software package. From 11.0.0 to before 11.0.6, template injection by an administrator lead to RCE. This vulnerability is fixed in 11.0.6.

Is CVE-2026-26026 actively exploited?

Active exploitation of CVE-2026-26026 has not been confirmed. Its EPSS score was 11.5% on 2026-10-25, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-26026?

CVE-2026-26026 has a CVSS v3 base score of 7.2 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

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