Medium severity · published Apr 14, 2021
CVE-2021-26812
Cross Site Scripting (XSS) in the Jitsi Meet 2.7 through 2.8.3 plugin for Moodle via the "sessionpriv.php" module
6.1
CVSS
97.2%
EPSS
No
On KEV
Description
Cross Site Scripting (XSS) in the Jitsi Meet 2.7 through 2.8.3 plugin for Moodle via the "sessionpriv.php" module. This allows attackers to craft a malicious URL, which when clicked on by users, can inject javascript code to be run by the application.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)97.2% · higher than 100% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ME
Meet · Jitsi
2.7 through 2.8.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-26812
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-26812
Exploit
https://github.com/udima-university/moodle-mod_jitsi/issues/67
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