CVE-2026-81343 Frontend Admin by DynamiApps <= 3.29.13 - Unauthenticated ACF Options Page Field Update via Form Submission
Unauthenticated attackers can overwrite site-wide ACF option values via a public form due to missing capability checks in the Frontend Admin plugin.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-81343?
CVE-2026-81343 is a medium-severity missing authorization vulnerability in Unknown ACF Frontend Admin by DynamiApps, published on 17 Oct 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
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.
Weakness: CWE-862
Which versions are affected by CVE-2026-81343?
How do I fix CVE-2026-81343?
No fix has been published for CVE-2026-81343 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-81343 being exploited?
There is no known exploitation of CVE-2026-81343 in the wild and no public exploit code.
Sources
Also known as GHSA-jjg3-qq29-rm7h.