What is CVE-2023-5865?

CVE-2023-5865 is a critical-severity vulnerability in Phpmyfaq, classified under Insufficient Session Expiration. CVSS score: 9.8/10. Published 2023-10-31.

How severe is CVE-2023-5865?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2023-5865 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Phpmyfaq

CVE-2023-5865

Insufficient Session Expiration in GitHub repository thorsten/phpmyfaq prior to 3.2.2.

Published 2023-10-31 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.006 (45.3th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 45th percentile — 45.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Phpmyfaq
Thorsten Thorsten/phpmyfaq — versions unspecified

Weakness classification (CWE)

CWE-613 — Insufficient Session Expiration

Public proof-of-concept exploits

References

huntr.com/bounties/4c4b7395-d9fd-4ca0-98d7-2e20c1249aff (Exploit, Patch, Third Party Advisory)
github.com/thorsten/phpmyfaq/commit/5f43786f52c3d517e7665abd25d534e180e08dc5 (Patch)

Frequently asked questions

What is CVE-2023-5865?: CVE-2023-5865 is a critical-severity vulnerability in Phpmyfaq, classified under Insufficient Session Expiration. CVSS score: 9.8/10. Published 2023-10-31.
How severe is CVE-2023-5865?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2023-5865 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.