PT-2021-16198 · WordPress · Quiz/Survey Master

Shivam Rai · Published 2021-10-11 · Updated 2021-10-15 · CVE-2021-24691

Positive Technologies (AI Summary)

CVSS v3.1

4.8

Medium

Base vector

AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions The Quiz And Survey Master WordPress plugin versions prior to 7.3.2

Description The issue allows high privilege users to perform Cross-Site Scripting attacks due to the Quiz Url Slug setting not being escaped before outputting it in some pages, even when the unfiltered html capability is disallowed.

Recommendations For versions prior to 7.3.2, update to version 7.3.2 or later to resolve the issue. As a temporary workaround, consider restricting access to the Quiz Url Slug setting to minimize the risk of exploitation.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2021-24691

Affected Products

Quiz/Survey Master

References · 5

• 🔥 https://wpscan.com/vulnerability/ecf6a082-b563-42c4-9d8c-3757aa6b696f · Exploit
• https://osv.dev/vulnerability/CVE-2021-24691 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-24691 · Security Note
• https://t.me/cvenotify/22263 · Telegram Post
• https://t.me/cibsecurity/30322 · Telegram Post