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Fencer Vulns
high 7.1

CVE-2023-29439 json

WordPress FooGallery Plugin <= 2.2.35 is vulnerable to Cross Site Scripting (XSS)

published 2023-05-16 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-33008

cvss
7.1
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.7%
EPSS 1.7% chance of exploitation in 30 days, percentile 77%
public exploits
0
none known, plus a Nuclei check

Summary

Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in FooPlugins FooGallery plugin <= 2.2.35 versions.

Patch / fix

  • FooPlugins FooGallery 2.2.41

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
21 mo ago

Exploit prediction

1.75% chance of exploitation in the next 30 days, higher than 77% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • Nuclei template FooGallery plugin <= 2.2.35 - Cross-Site Scripting nuclei detection template
  • lourcode.kr https://lourcode.kr/posts/CVE-2023-29439-Analysis?_s_id=cve referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 7.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/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

Affected products

  • FooPlugins FooGallery

Classification

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

References

Sources

Fencer Vulns 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.