CVE-2022-0323: Mustache remote code injection vulnerability

high Affects mustache/mustache. Feed 2026.10.29.1, updated 2026-10-28; published 2022-01-27; advisory modified 2024-02-16.

Mustache remote code injection vulnerability

Package: mustache/mustache Composer
Affected versions: >=2.0.0 and <2.14.1
Fixed in: 2.14.1
Severity: high CVSS 8.8
Exploitation: not on CISA KEV · EPSS 1% (51.9th percentile)
Published: 2022-01-27
Source: osv.dev

References

CWE-1336 CWE-94

NVD record mustache/mustache advisories

Am I affected?

Find out in one command. phpwarden checks your composer.lock against this advisory and 20,000+ others, ranked by real-world exploitation (CISA KEV + EPSS). Free, offline, open data.

# one-time install
pip install phpwarden

# then
phpwarden deps composer.lock

Or keep it checked automatically: GitHub Action · pre-commit hook · GitLab CI · Laravel artisan command

Install docs How findings are ranked

Related advisories

CVE-2024-6386 critical The WPML plugin for WordPress is vulnerable to Remote Code Execution in all versions up to same weakness: CWE-1336
CVE-2025-53833 critical LaRecipe is vulnerable to Server-Side Template Injection attacks same weakness: CWE-1336
CVE-2024-28116 high Server-Side Template Injection (SSTI) with Grav CMS security sandbox bypass same weakness: CWE-1336
CVE-2023-34448 high Grav Server-side Template Injection (SSTI) via Twig Default Filters same weakness: CWE-1336
CVE-2025-66294 high Grav is vulnerable to RCE via SSTI through Twig Sandbox Bypass same weakness: CWE-1336
CVE-2023-34252 high Grav Server-side Template Injection (SSTI) via Twig Default Filters same weakness: CWE-1336