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.
References (3)
Core 3
Core References
Patch, Third Party Advisory x_refsource_misc
https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2614592%40learnpress&new=2614592%40learnpress&sfp_email=&sfph_mail=
Third Party Advisory x_refsource_misc
https://wordfence.com/vulnerability-advisories/#CVE-2021-39348
Exploit, Third Party Advisory x_refsource_misc
https://github.com/BigTiger2020/word-press/blob/main/LearnPress.md
Scores
CVSS v3
5.5
EPSS
0.0065
EPSS Percentile
71.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-80
CWE-79
Status
published
Products (1)
thimpress/learnpress
< 4.1.3.1
Published
Oct 21, 2021
Tracked Since
Feb 18, 2026