What is CVE-2023-1886?

CVE-2023-1886 is a high-severity vulnerability in Phpmyfaq, classified under Authentication Bypass by Capture-replay. CVSS score: 7.3/10. Published 2023-04-05.

How severe is CVE-2023-1886?

High severity. CVSS v3 base score is 7.3 out of 10.

Is CVE-2023-1886 known to be exploited?

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

Vulnerability in Phpmyfaq

CVE-2023-1886

Authentication Bypass by Capture-replay in GitHub repository thorsten/phpmyfaq prior to 3.1.12.

Published 2023-04-05 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.009 (57.3th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 57th percentile — 57.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

Phpmyfaq
Thorsten Thorsten/phpmyfaq — versions unspecified

Weakness classification (CWE)

CWE-294 — Authentication Bypass by Capture-replay

Public proof-of-concept exploits

References

huntr.dev/bounties/b7d244b7-5ac3-4964-81ee-8dbb5bb5e33a (Exploit, Patch, Third Party Advisory)
github.com/thorsten/phpmyfaq/commit/27eaaae16850694634ac52416a0bd38b35d7330a (Patch)

Frequently asked questions

What is CVE-2023-1886?: CVE-2023-1886 is a high-severity vulnerability in Phpmyfaq, classified under Authentication Bypass by Capture-replay. CVSS score: 7.3/10. Published 2023-04-05.
How severe is CVE-2023-1886?: High severity. CVSS v3 base score is 7.3 out of 10.
Is CVE-2023-1886 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.