Missing Authorization vulnerability in Alex Volkov WP Accessibility Helper (WAH) allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects WP Accessibility Helper (WAH): from n/a through 0.6.2.4.

Missing Authorization vulnerability in Alex Volkov WP Accessibility Helper (WAH) allows Accessing Functionality Not Properly Constrained by ACLs.This issue affects WP Accessibility Helper (WAH): from n/a through 0.6.2.9.

The WP Accessibility Helper (WAH) plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'save_contrast_variations' and 'save_empty_contrast_variations' functions in all versions up to, and including, 0.6.2.8. This makes it possible for authenticated attackers, with Subscriber-level access and above, to edit or delete contrast settings. Please note these issues were patched in 0.6.2.8, though it broke functionality and the vendor has not responded to our follow-ups.

Missing Authorization vulnerability in Alex Volkov WP Accessibility Helper (WAH).This issue affects WP Accessibility Helper (WAH): from n/a through 0.6.2.5.

The WP Accessibility Helper (WAH) WordPress plugin before 0.6.0.7 does not sanitise and escape the wahi parameter before outputting back its base64 decode value in the page, leading to a Reflected Cross-Site Scripting issue