CVE-2026-53738

Copy & Delete Posts through 1.5.4 Privilege Escalation via cdp_action_handling Handler

HIGH
8.1
CVSS Score
Published: June 10, 2026 at 08:39 PM UTC
Updated: July 23, 2026 at 07:32 PM UTC
2 products affected across 2 vendorsDuplicate PostCopy & Delete Posts (Duplicate Post)

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Severity
HIGH8.1
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

Copy & Delete Posts through 1.5.4 lets any plugin-enabled non-admin role invoke every operation in the cdp_action_handling AJAX handler. Attackers with an enabled role can delete posts or overwrite plugin settings via the f parameter, bypassing per-function capability checks.

Affected

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

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.

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

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

CVSS

8.1HIGHVulnCheck
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-863

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