CVE-2026-31281

HIGH

Totara LMS <=v19.1.5 - HTML Injection

Title source: llm

Description

Totara LMS v19.1.5 and before is vulnerable to HTLM Injection. An attacker can inject malicious HTLM code in a message and send it to all the users in the application, resulting in executing the code and may lead to session hijacking and executing commands on the victim's browser.

Exploits (1)

nomisec WRITEUP
by saykino · poc
https://github.com/saykino/CVE-2026-31281

Scores

CVSS v3 8.0
EPSS 0.0004
EPSS Percentile 12.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-79
Status published
Published Apr 13, 2026
Tracked Since Apr 13, 2026