CVE-2026-65640
Published:August 17, 2026
Updated:September 01, 2026
WordPress is vulnerable to a remote code execution vulnerability via malicious Postscript file upload by an Author level user or higher.
Prerequisites:
* Imagick and Ghostscript in use on the server
* A malicious user with the "upload_files" capability
This issue affects all versions of WordPress. Version 7.0.4 has been released, containing a fix for the vulnerability, and as a courtesy to users on older branches the fix has been backported to all branches back to 4.7.
Affected Packages
https://github.com/WordPress/wordpress-develop.git (GITHUB):
Affected version(s) >=6.1.0 <6.1.12Fix Suggestion:
Update to version 6.1.12https://github.com/WordPress/wordpress-develop.git (GITHUB):
Affected version(s) >=5.3.0 <5.3.23Fix Suggestion:
Update to version 5.3.23https://github.com/WordPress/wordpress-develop.git (GITHUB):
Affected version(s) >=6.9.0 <6.9.7Fix Suggestion:
Update to version 6.9.7https://github.com/WordPress/wordpress-develop.git (GITHUB):
Affected version(s) >=5.8.0 <5.8.15Fix Suggestion:
Update to version 5.8.15https://github.com/WordPress/wordpress-develop.git (GITHUB):
Affected version(s) >=5.7.0 <5.7.17Fix Suggestion:
Update to version 5.7.17https://github.com/WordPress/wordpress-develop.git (GITHUB):
Affected version(s) >=6.0.0 <6.0.14Fix Suggestion:
Update to version 6.0.14https://github.com/WordPress/wordpress-develop.git (GITHUB):
Affected version(s) >=6.8.0 <6.8.8Fix Suggestion:
Update to version 6.8.8https://github.com/WordPress/wordpress-develop.git (GITHUB):
Affected version(s) >=5.6.0 <5.6.19Fix Suggestion:
Update to version 5.6.19https://github.com/WordPress/wordpress-develop.git (GITHUB):
Affected version(s) >=5.2.0 <5.2.26Fix Suggestion:
Update to version 5.2.26https://github.com/WordPress/wordpress-develop.git (GITHUB):
Affected version(s) >=5.4.0 <5.4.21Fix Suggestion:
Update to version 5.4.21https://github.com/WordPress/wordpress-develop.git (GITHUB):
Affected version(s) >=6.7.0 <6.7.7Fix Suggestion:
Update to version 6.7.7https://github.com/WordPress/wordpress-develop.git (GITHUB):
Affected version(s) >=6.5.0 <6.5.10Fix Suggestion:
Update to version 6.5.10https://github.com/WordPress/wordpress-develop.git (GITHUB):
Affected version(s) >=4.7.0 <4.7.35Fix Suggestion:
Update to version 4.7.35https://github.com/WordPress/wordpress-develop.git (GITHUB):
Affected version(s) >=5.9.0 <5.9.16Fix Suggestion:
Update to version 5.9.16https://github.com/WordPress/wordpress-develop.git (GITHUB):
Affected version(s) >=5.1.0 <5.1.24Fix Suggestion:
Update to version 5.1.24https://github.com/WordPress/wordpress-develop.git (GITHUB):
Affected version(s) >=6.6.0 <6.6.7Fix Suggestion:
Update to version 6.6.7https://github.com/WordPress/wordpress-develop.git (GITHUB):
Affected version(s) >=5.5.0 <5.5.20Fix Suggestion:
Update to version 5.5.20https://github.com/WordPress/wordpress-develop.git (GITHUB):
Affected version(s) >=4.9.0 <4.9.31Fix Suggestion:
Update to version 4.9.31https://github.com/WordPress/wordpress-develop.git (GITHUB):
Affected version(s) >=6.2.0 <6.2.11Fix Suggestion:
Update to version 6.2.11https://github.com/WordPress/wordpress-develop.git (GITHUB):
Affected version(s) >=6.4.0 <6.4.10Fix Suggestion:
Update to version 6.4.10https://github.com/WordPress/wordpress-develop.git (GITHUB):
Affected version(s) >=5.0.0 <5.0.27Fix Suggestion:
Update to version 5.0.27https://github.com/WordPress/wordpress-develop.git (GITHUB):
Affected version(s) >=6.3.0 <6.3.10Fix Suggestion:
Update to version 6.3.10https://github.com/WordPress/wordpress-develop.git (GITHUB):
Affected version(s) >=7.0.0 <7.0.4Fix Suggestion:
Update to version 7.0.4https://github.com/WordPress/wordpress-develop.git (GITHUB):
Affected version(s) >=4.8.0 <4.8.30Fix Suggestion:
Update to version 4.8.30johnpbloch/wordpress-core (PHP):
Affected version(s) >=5.1.0 <5.1.24Fix Suggestion:
Update to version 5.1.24johnpbloch/wordpress-core (PHP):
Affected version(s) >=6.5.0 <6.5.10Fix Suggestion:
Update to version 6.5.10johnpbloch/wordpress-core (PHP):
Affected version(s) >=5.2.0 <5.2.26Fix Suggestion:
Update to version 5.2.26johnpbloch/wordpress-core (PHP):
Affected version(s) >=6.7.0 <6.7.7Fix Suggestion:
Update to version 6.7.7johnpbloch/wordpress-core (PHP):
Affected version(s) >=4.7.0 <4.7.35Fix Suggestion:
Update to version 4.7.35johnpbloch/wordpress-core (PHP):
Affected version(s) >=5.7.0 <5.7.17Fix Suggestion:
Update to version 5.7.17johnpbloch/wordpress-core (PHP):
Affected version(s) >=6.2.0 <6.2.11Fix Suggestion:
Update to version 6.2.11johnpbloch/wordpress-core (PHP):
Affected version(s) >=6.8.0 <6.8.8Fix Suggestion:
Update to version 6.8.8johnpbloch/wordpress-core (PHP):
Affected version(s) >=6.4.0 <6.4.10Fix Suggestion:
Update to version 6.4.10johnpbloch/wordpress-core (PHP):
Affected version(s) >=5.6.0 <5.6.19Fix Suggestion:
Update to version 5.6.19johnpbloch/wordpress-core (PHP):
Affected version(s) >=5.3.0 <5.3.23Fix Suggestion:
Update to version 5.3.23johnpbloch/wordpress-core (PHP):
Affected version(s) >=6.0.0 <6.0.14Fix Suggestion:
Update to version 6.0.14johnpbloch/wordpress-core (PHP):
Affected version(s) >=6.9.0 <6.9.7Fix Suggestion:
Update to version 6.9.7johnpbloch/wordpress-core (PHP):
Affected version(s) >=7.0.0 <7.0.4Fix Suggestion:
Update to version 7.0.4johnpbloch/wordpress-core (PHP):
Affected version(s) >=5.9.0 <5.9.16Fix Suggestion:
Update to version 5.9.16johnpbloch/wordpress-core (PHP):
Affected version(s) >=5.8.0 <5.8.15Fix Suggestion:
Update to version 5.8.15johnpbloch/wordpress-core (PHP):
Affected version(s) >=5.5.0 <5.5.20Fix Suggestion:
Update to version 5.5.20johnpbloch/wordpress-core (PHP):
Affected version(s) >=4.9.0 <4.9.31Fix Suggestion:
Update to version 4.9.31johnpbloch/wordpress-core (PHP):
Affected version(s) >=4.8.0 <4.8.30Fix Suggestion:
Update to version 4.8.30johnpbloch/wordpress-core (PHP):
Affected version(s) >=6.1.0 <6.1.12Fix Suggestion:
Update to version 6.1.12johnpbloch/wordpress-core (PHP):
Affected version(s) >=6.3.0 <6.3.10Fix Suggestion:
Update to version 6.3.10johnpbloch/wordpress-core (PHP):
Affected version(s) >=6.6.0 <6.6.7Fix Suggestion:
Update to version 6.6.7johnpbloch/wordpress-core (PHP):
Affected version(s) >=5.0.0 <5.0.27Fix Suggestion:
Update to version 5.0.27johnpbloch/wordpress-core (PHP):
Affected version(s) >=5.4.0 <5.4.21Fix Suggestion:
Update to version 5.4.21Related Resources (1)
Do you need more information?
Contact UsCVSS v4
Base Score:
8.7
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
8.8
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Weakness Type (CWE)
Unrestricted Upload of File with Dangerous Type
EPSS
Base Score:
1.95