Critical severity · published Oct 6, 2026
CVE-2026-39753
WordPress Taskbot plugin <= 6.6 - Privilege Escalation vulnerability
9.8
CVSS
0.4%
EPSS
No
On KEV
Description
Unauthenticated Privilege Escalation in Taskbot <= 6.6 versions.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 38% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TA
Taskbot · AmentoTech
through 6.6 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-39753
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-39753
vdb-entry
https://patchstack.com/database/wordpress/plugin/taskbot/vulnerability/wordpress-taskbot-plugin-6-6-privilege-escalation-vulnerability?_s_id=cve
More from Taskbot
9.9
CVE-2026-39757
WordPress Taskbot plugin <= 6.6 - Arbitrary File Upload vulnerability
7.7
CVE-2025-58959
WordPress Taskbot plugin <= 6.4 - Arbitrary File Deletion vulnerability