PT-2021-17145 · Moodle · Jitsi Meet

Purushottamanr · Published 2021-04-14 · Updated 2021-04-21 · CVE-2021-26812

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions: Jitsi Meet plugin for Moodle versions 2.7 through 2.8.3

Description: The issue allows attackers to craft a malicious URL that, when clicked on by users, can inject javascript code to be run by the application. This is achieved through a Cross Site Scripting (XSS) flaw in the sessionpriv.php module.

Recommendations: For versions 2.7 through 2.8.3, consider disabling the sessionpriv.php module until a patch is available to prevent potential exploitation.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2021-26812

Affected Products

Jitsi Meet

References · 3

• 🔥 https://github.com/udima-university/moodle-mod_jitsi/issues/67 · Exploit
• https://osv.dev/vulnerability/CVE-2021-26812 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-26812 · Security Note