CVE-2026-88910CWE-639

CVE-2026-88910

Medium · published September 16, 2026

CVSS v3.1
5.3
EPSS
0%
Percentile
21.9
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
5.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00304 · 21.9th percentile
Weakness
CWE-639 · Authorization Bypass Through User-Controlled Key
Published
2026-09-16T10:16Z
References (1)
https://wpscan.com/vulnerability/96119ba5-4dcd-4aff-adf9-83f058c3dc6d/ · [email protected]
EPSS history
Timeline
  • 17 SEP 03:33Z
    EPSS moved — → 0%
    epss
  • 16 SEP 06:00Z
    KBoard < 6.7 - Unauthenticated Board Media Deletion via IDOR
    cvelistv5