Medium severity · published Dec 18, 2025
CVE-2023-53943
GLPI 9.5.7 Username Enumeration Vulnerability via Lost Password Endpoint
5.3
CVSS
0.4%
EPSS
No
On KEV
Description
GLPI 9.5.7 contains a username enumeration vulnerability in the lost password recovery mechanism that allows attackers to validate email addresses. Attackers can systematically test email addresses by submitting requests to the password reset endpoint and analyzing response differences to identify valid user accounts.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 29% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GL
GLPI · Glpi-Project
9.5.7 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-53943
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-53943
Product
https://glpi-project.org/pt-br/
Exploit
https://www.exploit-db.com/exploits/51418
Third Party Advisory
https://www.vulncheck.com/advisories/glpi-username-enumeration-vulnerability-via-lost-password-endpoint
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