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7.8
CVE-2023-53943: GLPI 9.5.7 reveals valid usernames through password reset
CVE-2023-53943 · published 10 months ago
Summary
The password reset feature in GLPI version 9.5.7 can be used to check whether an email address belongs to a user of the system. An attacker can submit many email addresses and see different responses that tell them which accounts exist, helping them plan further attacks. Apply the available update or patch from GLPI to fix the reset process and prevent this information leakage.
What to do
The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.
Affected software
| Vendor | Product | Affected versions |
|---|---|---|
| glpi-project | glpi |
9.5.7 cpe:2.3:a:glpi-project:glpi:9.5.7:*:*:*:*:*:*:* |
Original advisory text
GLPI 9.5.7 Username Enumeration Vulnerability via Lost Password Endpoint
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.
References
- https://www.exploit-db.com/exploits/51418 Exploit
- https://glpi-project.org/pt-br/ URL
- https://www.vulncheck.com/advisories/glpi-username-enumeration-vulnerability-via... Vendor Advisory
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53943... Vendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2023-53943 Vendor Advisory
Internet-facing
14 days
Internal
60 days
- Not known to be exploited
- Can be exploited automatically
- Gives an attacker partial control
Type
CWE-203Observable Discrepancy
Timeline
Published18 Dec 2025
Updated4 Nov 2026
First seen11 Mar 2026
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