CVE-2023-53943

Name: CVE-2023-53943
Creator: NVD / NIST
Published: 2025-12-18T20:15:52.94+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.9/10EPSS 0.30%

Last modified Jun 17, 2026

CVE-2023-53943 is a medium-severity vulnerability rated 6.9/10 on the CVSS scale. 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.. EPSS estimates a 0.30% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

5.3/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

CVSS 4.0

6.9/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.30%

21.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-203

Affected Software

Vendor	Product	Versions
Glpi-Project	Glpi	9.5.7

References

https://glpi-project.org/pt-br/Product
https://www.exploit-db.com/exploits/51418Exploit, Third Party Advisory
https://www.vulncheck.com/advisories/glpi-username-enumeration-vulnerability-via-lost-password-endpointThird Party Advisory
https://www.exploit-db.com/exploits/51418Exploit, Third Party Advisory

Timeline

Published: Dec 18, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2023-53943?

How severe is CVE-2023-53943?

CVE-2023-53943 has a CVSS score of 6.9/10 (MEDIUM severity). The EPSS model estimates a 0.30% probability of exploitation in the next 30 days.

How do I fix CVE-2023-53943?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-53943?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST