WordPress Plugin Vulnerabilities
Smush < 4.3.4 - Admin+ Network-Wide Plugin Settings Update on Multisite
Description
The plugin does not restrict changes to a network-wide access setting to network administrators, allowing an administrator of a single site on a multisite network to change it for the entire network.
Proof of Concept
Affects Plugins
Fixed in 4.3.4 References
CVE
Classification
Type
INCORRECT AUTHORISATION
OWASP top 10
CWE
CVSS
Miscellaneous
Original Researcher
Erwan LR (WPScan)
Submitter
Erwan LR (WPScan)
Submitter website
Verified
Yes
WPVDB ID
Timeline
Publicly Published
2026-10-14 (about 2 days ago)
Added
2026-10-14 (about 1 day ago)
Last Updated
2026-10-14 (about 1 day ago)
