CVE-2026-88910 KBoard < 6.7 - Unauthenticated Board Media Deletion via IDOR
Unauthenticated attackers can permanently delete board media files and database records by iterating identifiers due to missing ownership verification.
- 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-2026-88910?
CVE-2026-88910 is a medium-severity missing authorization vulnerability in Unknown kboard, published on 16 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The kboard WordPress plugin before 6.7 does not verify ownership or context before deleting board media, allowing unauthenticated attackers to permanently delete its uploaded media files and their database records by iterating identifiers.
Weakness: CWE-639
Which versions are affected by CVE-2026-88910?
How do I fix CVE-2026-88910?
No fix has been published for CVE-2026-88910 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-2026-88910 being exploited?
There is no known exploitation of CVE-2026-88910 in the wild and no public exploit code.
Sources
Also known as GHSA-6w2r-gp8j-3hjr.