#VU104188 Improper Authentication in GLPI - CVE-2025-23046

Vulnerability identifier: #VU104188

Vulnerability risk: High

CVSSv4.0: 6.9 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2025-23046

CWE-ID: CWE-287

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
GLPI
Web applications / CRM systems

Vendor: glpi-project

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to an error in the OauthIMAP plugin. A remote attacker can bypass authentication process and login under any account with enabled Oauth authorization. 

Successful exploitation of the vulnerability requires that "Mail servers" authentication provider is configured to use an Oauth connection provided by the OauthIMAP plugin.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

GLPI: 9.5.0 - 9.5.13, 10.0.0 rc2 - 10.0.17

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External links
https://github.com/glpi-project/glpi/security/advisories/GHSA-vfxc-qg3v-j2r5

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.