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CVE-2026-88910

KBoard < 6.7 - Unauthenticated Board Media Deletion via IDOR

MEDIUM
5.3
CVSS Score
Published: September 16, 2026 at 06:00 AM UTC
Updated: September 17, 2026 at 01:33 PM UTC
1 product affected across 1 vendorKBoard

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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

KBoard· Cosmosfarmwordpress-plugin
60%
v < 6.7
Affected range stops below 6.7, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

ExploitVDB EntryTechnical Description
Source: cverecord
https://wpscan.com/vulnerability/96119ba5-4dcd-4aff-adf9-83f058c3dc6d/

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.3MEDIUMCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-639

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