Path Traversal in Moodle Project
CVE-2026-119553
Moodle 5.3.0, 5.2.0 through 5.2.4, 5.1.0 through 5.1.8, 5.0.0 through 5.0.11, and through 4.5.15 contains a path traversal vulnerability in the Blackboard question import format. Teachers with question import or lesson edit rights can upload a crafted zip with img src values containing ../ sequences, copying server files like config.php into their draft area.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
- Moodle Project — versions 5.3.0
Weakness classification (CWE)
References
- github.com/moodle/moodle/blob/v5.3.0/public/question/format/blackboard_six/form… (technical-description)
- abraxaslabs.tech/research/moodle-blackboard-img (third-party-advisory)
- github.com/moodle/moodle (product)
- www.vulncheck.com/advisories/moodle-through-5.3.0-5.2.4-5.1.8-5.0.11-and-4.5.15… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-119553?
- CVE-2026-119553 is a medium-severity vulnerability in Moodle Project, classified under Relative Path Traversal. CVSS score: 6.5/10. Published 2026-10-30.
- How severe is CVE-2026-119553?
- Medium severity. CVSS v3 base score is 6.5 out of 10.