Medium severity6.5NVD Advisory· Published Jun 21, 2026· Updated Jun 23, 2026
CVE-2026-56394
CVE-2026-56394
Description
Craft CMS from 4.0.0-RC1 contains an authenticated path traversal vulnerability in the assets/icon endpoint where the extension parameter is not validated before file existence checks. Attackers can bypass extension validation by passing traversal sequences that resolve to existing SVG files, allowing local file read access.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2Patches
Vulnerability mechanics
References
5- github.com/advisories/GHSA-c43v-4cr8-6mvpghsaADVISORY
- github.com/craftcms/cms/commit/30f5f1a8d6edf0f3a00be72c42c78d9dc7d72d5cnvd
- github.com/craftcms/cms/security/advisories/GHSA-c43v-4cr8-6mvpnvd
- nvd.nist.gov/vuln/detail/CVE-2026-56394ghsa
- www.vulncheck.com/advisories/craft-cms-authenticated-path-traversal-in-assets-icon-extension-parameternvd
News mentions
1- Craft CMS: Nine Vulnerabilities Including RCE and SSRF Disclosed in BatchVypr Intelligence · Jun 21, 2026