CVE-2026-14923 Sync Post With Other Site < 1.9.3 - Contributor+ Arbitrary Page Creation/Modification
Authenticated contributors can create or modify arbitrary pages due to flawed authorization checks in the Sync Post With Other Site plugin.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-14923?
CVE-2026-14923 is a medium-severity missing authorization vulnerability in Unknown Sync Post With Other Site, published on 30 Jul 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The Sync Post With Other Site WordPress plugin before 1.9.3 does not correctly enforce the page-editing capability on a REST route that creates and updates posts, because of an operator-precedence flaw in its authorization check. An authenticated user holding only the post-editing capability (such as a Contributor) can create, publish, and overwrite arbitrary Pages, including modifying content authored by higher-privileged users.
Weakness: CWE-863
Which versions are affected by CVE-2026-14923?
How do I fix CVE-2026-14923?
No fix has been published for CVE-2026-14923 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-2026-14923 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-14923 exists.
Sources
Also known as GHSA-pg99-759r-268m.