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Fencer Intel
high 7.3

CVE-2022-3766 json

Cross-site Scripting (XSS) - Reflected in thorsten/phpmyfaq

published 4y ago modified 4mo ago also GHSA-mg5h-rhjq-6v84 , EUVD-2022-7129

cvss
7.3
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
8.3%
EPSS 8.3% chance of exploitation in 30 days, percentile 94%
public exploits
1
Exploit-DB, plus a Nuclei check

Summary

Cross-site Scripting (XSS) - Reflected in GitHub repository thorsten/phpmyfaq prior to 3.1.8.

Patch / fix

  • packagist thorsten/phpmyfaq 3.1.8
  • thorsten thorsten/phpmyfaq 3.1.8

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Timeline

  1. Published
  2. First public exploit (EDB-52445)

CISA SSVC

Exploitation
Proof of concept is public
Automatable
yes
Technical impact
partial
Assessed
last yr.

Exploit prediction

8.28% chance of exploitation in the next 30 days, higher than 94% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-52445 phpMyFAQ 3.1.7 - Reflected Cross-Site Scripting (XSS) webapps, 2025-12-02
  • Nuclei template phpMyFAQ < 3.1.8 - Cross-Site Scripting nuclei detection template
  • huntr.dev https://huntr.dev/bounties/d9666520-4ff5-43bb-aacf-50c8e5570983 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.0 7.3 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
NVD 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
GitHub 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected packages

ecosystem package affected fixed in
packagist thorsten/phpmyfaq
<3.1.8
3.1.8

Affected products

  • thorsten thorsten/phpmyfaq

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.