CVE-2026-78150 Missing authorization in Smart Post
Contributors can duplicate private or protected posts to read their content and metadata due to missing ownership checks.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-78150?
CVE-2026-78150 is a low-severity missing authorization vulnerability in Unknown Smart Post, published on 5 Sep 2026. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
The Smart Post WordPress plugin before 4.0.8 does not check the type, ownership or status of the post it is asked to duplicate, allowing users with contributor privileges and above to copy any private or password protected post into a draft of their own and read its content and metadata.
Weakness: CWE-639
Which versions are affected by CVE-2026-78150?
How do I fix CVE-2026-78150?
No fix has been published for CVE-2026-78150 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-2026-78150 being exploited?
There is no known exploitation of CVE-2026-78150 in the wild and no public exploit code.
Sources
Also known as GHSA-258v-5wmv-8454.