Path Traversal in Contao
CVE-2026-55825
Contao is an Open Source CMS. In versions 5.7.0 through 5.7.6, an authenticated backend user who can access one job can request an attachment identifier containing ../ segments and make the job attachment download endpoint read a file from…
Vulnerability class: Path Traversal (Directory Traversal)
CVSS v3 metric
CVSS v3 base score 3.1 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N.
Affected products
- Contao — versions >= 5.7.0, < 5.7.7
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM)
Frequently asked questions
- What is CVE-2026-55825?
- CVE-2026-55825 is a low-severity vulnerability in Contao, classified under Path Traversal. CVSS score: 3.1/10. Published 2026-07-31.
- How severe is CVE-2026-55825?
- Low severity. CVSS v3 base score is 3.1 out of 10.