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Fencer Vulns
medium 5.4

CVE-2026-15262 json

Admin Columns for ACF Fields <= 0.3.2 - Contributor+ Stored XSS via ACF Field Value Column

published 2026-08-01 3 mo ago modified 2026-08-26 2 mo ago also EUVD-2026-51716

cvss
5.4
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 13%
public exploits
0
none known

Summary

The Admin Columns for ACF Fields WordPress plugin through 0.3.2 does not escape Advanced Custom Fields values before outputting them in the WordPress admin list-table columns, allowing users with contributor-level access or above to store a payload that executes as JavaScript in the session of higher-privileged users who view the affected post-list screen.

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
3 mo ago

Exploit prediction

0.23% chance of exploitation in the next 30 days, higher than 13% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • wpscan.com https://wpscan.com/vulnerability/dea1f3a9-2681-47a6-9e36-9d6ea799decb/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CNA 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Affected products

  • Unknown Admin Columns for ACF Fields

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.