What is CVE-2026-26026?

CVE-2026-26026 is a critical-severity vulnerability in Glpi-project Glpi, classified under Code Injection. CVSS score: 9.1/10. Published 2026-04-06.

How severe is CVE-2026-26026?

Critical severity. CVSS v3 base score is 9.1 out of 10.

Is CVE-2026-26026 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

RCE in Glpi-project Glpi

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.

Vulnerability class: RCE (Remote Code Execution)

EPSS: 0.001 (20.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H.

Affected products

Glpi-project Glpi — versions >= 11.0.0, < 11.0.6

Weakness classification (CWE)

Public proof-of-concept exploits

CEAarab/CVE-2026-26026-PoC

References

https://github.com/glpi-project/glpi/security/advisories/GHSA-2c98-648q-h27h (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-26026?: CVE-2026-26026 is a critical-severity vulnerability in Glpi-project Glpi, classified under Code Injection. CVSS score: 9.1/10. Published 2026-04-06.
How severe is CVE-2026-26026?: Critical severity. CVSS v3 base score is 9.1 out of 10.
Is CVE-2026-26026 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.