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Fencer Vulns
medium 6.6

CVE-2024-9529 json

Secure Custom Fields < 6.3.6.3 - Admin+ Remote Code Execution

published 2024-11-15 23 mo ago modified 2026-06-17 4 mo ago also EUVD-2024-49988

cvss
6.6
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 37%
public exploits
0
none known

Summary

The Secure Custom Fields WordPress plugin before 6.3.9, Secure Custom Fields WordPress plugin before 6.3.6.3, Advanced Custom Fields Pro WordPress plugin before 6.3.9 does not prevent users from running arbitrary functions through its setting import functionalities, which could allow high privilege users such as admin to run arbitrary PHP functions.

Patch / fix

  • Unknown Secure Custom Fields 6.3.6.3, 6.3.9
  • Unknown Advanced Custom Fields Pro 6.3.9
  • wpengine advanced_custom_field_pro 6.3.9
  • wpengine advanced_custom_fields 6.3.6.3, 6.3.9

CISA SSVC

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

Exploit prediction

0.43% chance of exploitation in the next 30 days, higher than 37% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • wpscan.com https://wpscan.com/vulnerability/dd3cc8d8-4dff-47f9-b036-5d09f2c7e5f2/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 6.6 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L
CNA 3.1 6.6 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L

Affected products

  • Unknown Secure Custom Fields
  • Unknown Advanced Custom Fields Pro
  • wpengine advanced_custom_field_pro
  • wpengine advanced_custom_fields

Classification

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.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.