What is CVE-2023-0787?

CVE-2023-0787 is a high-severity vulnerability in Phpmyfaq, classified under Cross-site Scripting. CVSS score: 8.1/10. Published 2023-02-12.

How severe is CVE-2023-0787?

High severity. CVSS v3 base score is 8.1 out of 10.

Is CVE-2023-0787 known to be exploited?

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

XSS in Phpmyfaq

CVE-2023-0787

Cross-site Scripting (XSS) - Generic in GitHub repository thorsten/phpmyfaq prior to 3.1.11.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2023-02-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.005 (42.8th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 42.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Phpmyfaq
Thorsten Thorsten/phpmyfaq — versions unspecified

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

ahmedvienna/CVEs-and-Vulnerabilities

References

huntr.dev/bounties/87397c71-7b84-4617-a66e-fa6c73be9024 (Exploit, Third Party Advisory)
github.com/thorsten/phpmyfaq/commit/b76d58321a7a595eeaf4f7a30403ca6cd8506612 (Patch)

Frequently asked questions

What is CVE-2023-0787?: CVE-2023-0787 is a high-severity vulnerability in Phpmyfaq, classified under Cross-site Scripting. CVSS score: 8.1/10. Published 2023-02-12.
How severe is CVE-2023-0787?: High severity. CVSS v3 base score is 8.1 out of 10.
Is CVE-2023-0787 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.