WordPress Plugin Vulnerabilities
JetBackup 3.1.7.9 - 3.1.23.3 - Subscriber+ Privilege Escalation via Restore Admin User Selection
Description
The plugin does not verify the role or capabilities of the account it preserves across a restore or migration before granting it administrator privileges, allowing a subscriber-level user to gain administrator access after the site owner restores or migrates the site.
Proof of Concept
Affects Plugins
References
CVE
Classification
Type
PRIVESC
OWASP top 10
CWE
CVSS
Miscellaneous
Original Researcher
Jakub Herman
Submitter
Jakub Herman
Submitter website
Verified
Yes
WPVDB ID
Timeline
Publicly Published
2026-08-31 (about 2 days ago)
Added
2026-08-31 (about 1 day ago)
Last Updated
2026-09-01 (about 8 hours ago)