CVE-2026-88910: Unknown Kboard

Medium severity, CVSS 5.3. EPSS: 0.3% chance of exploitation in the next 30 days.

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.

Affected products

• Unknown Kboard: before 6.7 (fixed in 6.7)

Published 2026-09-16. Last modified 2026-09-17.