Craft CMS 4.x before 4.18.8 and 5.x before 5.11.0 contains a remote code execution vulnerability in the Twig group filter, which invokes non-string…
Craft CMS 4.x before 4.18.8 and 5.x before 5.11.0 contains a remote code execution vulnerability in the Twig group filter, which invokes non-string arrow arguments as callables without the checkArrow guard used by other arrow-accepting filters. Authenticated control panel users can pass an array-callable such as FileHelper::writeToFile via element-select condition rules to write a webshell to the webroot and execute code as the web user.
Read at NIST National Vulnerability Database (CVE API 2.0)
- Vendor
- Craft CMS, PHP
- Product
- Craft CMS, PHP
- CVSS
- 8.8
- Exposure class
- Web platform
Why it ranks 15 (Routine)
- CVSS 8.8 high
- Product class: web platform
- Recency: items published within 24 hours gain 15, within 72 hours 6, within 7 days 2.
Links
- NIST National Vulnerability Database (CVE API 2.0) (nvd.nist.gov)
- CVE-2026-112770 on this site · NVD · CVE.org · Vulnpedia
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