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CVE-2021-39348

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Date: October 21, 2021

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.

Language: PHP

Severity Score

Related Resources (5)

https://wordfence.com/vulnerability-advisories/#CVE-2021-39348
https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2614592%40learnpress&new=2614592%40learnpress&sfp_email=&sfph_mail=
https://nvd.nist.gov/vuln/detail/CVE-2021-39348
https://github.com/BigTiger2020/word-press/blob/main/LearnPress.md
https://www.mend.io/vulnerability-database/CVE-2021-39348

Severity Score

Weakness Type (CWE)

Cross-Site Scripting (XSS)

CWE-79

Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)

CWE-80

Top Fix

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Upgrade Version

Upgrade to version 4.1.3.2/

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): HIGH
User Interaction (UI): NONE
Scope (S): CHANGED
Confidentiality (C): LOW
Integrity (I): LOW
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): SINGLE
Confidentiality (C): NONE
Integrity (I): PARTIAL
Availability (A): NONE
Additional information:

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