XSS in Lifterlms
CVE-2021-24308
The 'State' field of the Edit profile page of the LMS by LifterLMS – Online Course, Membership & Learning Management System Plugin for WordPress plugin before 4.21.1 is not properly sanitised when output in the About section of the profile page, leading to a stored Cross-Site Scripting issue. This could allow low privilege users (such as students) to elevate their privilege via an XSS attack when an admin will view their profile.
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.032 (87.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- contact@wpscan.com (x_refsource_CONFIRM, Exploit, Third Party Advisory)
- contact@wpscan.com (Third Party Advisory, x_refsource_MISC, Release Notes)
- contact@wpscan.com (Exploit, VDB Entry, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-24308?
- CVE-2021-24308 is a medium-severity vulnerability in Lifterlms, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-05-24.
- How severe is CVE-2021-24308?
- Medium severity. CVSS v3 base score is 5.4 out of 10.
- Is CVE-2021-24308 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.