Medium severity6.8NVD Advisory· Published Mar 8, 2021· Updated Jun 17, 2026
CVE-2021-21327
CVE-2021-21327
Description
GLPI is an open-source asset and IT management software package that provides ITIL Service Desk features, licenses tracking and software auditing. In GLPI before version 9.5.4 non-authenticated user can remotely instantiate object of any class existing in the GLPI environment that can be used to carry out malicious attacks, or to start a “POP chain”. As an example of direct impact, this vulnerability affects integrity of the GLPI core platform and third-party plugins runtime misusing classes which implement some sensitive operations in their constructors or destructors. This is fixed in version 9.5.4.
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Affected products
3cpe:2.3:a:glpi-project:glpi:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:a:glpi-project:glpi:*:*:*:*:*:*:*:*range: <9.5.4
- (no CPE)range: <9.5.4
- (no CPE)range: < 9.5.4
Patches
Vulnerability mechanics
References
3- packetstormsecurity.com/files/161680/GLPI-9.5.3-Unsafe-Reflection.htmlnvdExploitThird Party AdvisoryVDB Entry
- github.com/glpi-project/glpi/security/advisories/GHSA-qmw7-w2m4-rjwpnvdVendor Advisory
- github.com/glpi-project/glpi/releases/tag/9.5.4nvdRelease Notes
News mentions
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