#VU124638 Resource exhaustion in Moodle - CVE-2026-26047
Published: March 26, 2026
Vulnerability identifier: #VU124638
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-26047
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Moodle
Moodle
Software vendor:
moodle.org
moodle.org
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources in TeX formula editor. A remote user can trigger resource exhaustion and perform a denial of service (DoS) attack.
Remediation
Install updates from vendor's website.