Information disclosure in Contao
CVE-2025-57757
Contao is an Open Source CMS. In versions starting from 5.0.0 and prior to 5.3.38 and 5.6.1, if a news feed contains protected news archives, their news items are not filtered and become publicly available in the RSS feed. This issue has been patched in versions 5.3.38 and 5.6.1. A workaround involves not adding protected news archives to the news feed page.
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.003 (20.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 21st percentile — 20.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000
Affected products
- Contao — versions >= 5.0.0-RC1, < 5.3.38, >= 5.4.0-RC1, < 5.6.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/contao/contao/security/advisories/GHSA-w53m-gxvg-vx7p (Patch, Third Party Advisory)
- github.com/contao/contao/commit/e75f46b11974fbf7a4652e65c19ad6ca84c59271 (Patch)
- contao.org/en/security-advisories/information-disclosure-in-the-news-module (Vendor Advisory)
Frequently asked questions
- What is CVE-2025-57757?
- CVE-2025-57757 is a medium-severity vulnerability in Contao, classified under Information Disclosure. CVSS score: 5.3/10. Published 2025-08-28.
- How severe is CVE-2025-57757?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2025-57757 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.