Vulnerability Description
The LearnPress WordPress plugin is vulnerable to Stored Cross-Site Scripting due to insufficient escaping on the $custom_profile parameter found in the ~/inc/admin/views/backend-user-profile.php file which allowed attackers with administrative user access to inject arbitrary web scripts, in versions up to and including 4.1.3.1. This affects multi-site installations where unfiltered_html is disabled for administrators, and sites where unfiltered_html is disabled. Please note that this is seperate from CVE-2021-24702.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Thimpress | Learnpress | <= 4.1.3.1 |
Related Weaknesses (CWE)
References
- https://github.com/BigTiger2020/word-press/blob/main/LearnPress.mdExploitThird Party Advisory
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&oldPatchThird Party Advisory
- https://wordfence.com/vulnerability-advisories/#CVE-2021-39348Third Party Advisory
- https://github.com/BigTiger2020/word-press/blob/main/LearnPress.mdExploitThird Party Advisory
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&oldPatchThird Party Advisory
- https://wordfence.com/vulnerability-advisories/#CVE-2021-39348Third Party Advisory
FAQ
What is CVE-2021-39348?
CVE-2021-39348 is a vulnerability with a CVSS score of 5.5 (MEDIUM). The LearnPress WordPress plugin is vulnerable to Stored Cross-Site Scripting due to insufficient escaping on the $custom_profile parameter found in the ~/inc/admin/views/backend-user-profile.php file ...
How severe is CVE-2021-39348?
CVE-2021-39348 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-39348?
Check the references section above for vendor advisories and patch information. Affected products include: Thimpress Learnpress.