High severity · published Jun 10, 2026
CVE-2026-53738
Copy & Delete Posts through 1.5.4 Privilege Escalation via cdp_action_handling Handler
8.1
CVSS
0.2%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 16% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CD
Copy & Delete Posts · Inisev
through 1.5.4 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-53738
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-53738
wordpress.org
https://wordpress.org/plugins/copy-delete-posts/
www.vulncheck.com
https://www.vulncheck.com/advisories/copy-delete-posts-through-privilege-escalation-via-cdp-action-handling-handler