CVE-2026-81343 json
Frontend Admin by DynamiApps <= 3.29.13 - Unauthenticated ACF Options Page Field Update via Form Submission
published 2026-10-17 22 d ago modified 2026-10-19 20 d ago also EUVD-2026-103258
- cvss
- 5.3
- 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 6%
- public exploits
- 0
- none known
Summary
The ACF Frontend Admin by DynamiApps WordPress plugin through 3.29.13 does not perform a capability check on one of its form-submission actions before writing submitted values into the site's global ACF options store, allowing unauthenticated visitors to overwrite site-wide option values via a public form.
CISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 21 d ago
Exploit prediction
0.17% chance of exploitation in the next 30 days, higher than 6% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- wpscan.com https://wpscan.com/vulnerability/1919eb80-195e-48ed-b58e-3cab4bb1d73d/ referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
| CNA | 3.1 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
Affected products
- Unknown ACF Frontend Admin by DynamiApps
Classification
- Weakness
-
- CWE-862 Missing Authorization
References
-
wpscan.com
/vulnerability/1919eb80-195e-48ed-b58e-3cab4bb1d73d/
exploit, vdb-entry, technical-description
Sources
- CVE List CVE-2026-81343
- NVD CVE-2026-81343
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.