CVE-2026-1770

EUVD-2026-5112
Improper Control of Dynamically-Managed Code Resources vulnerability in Crafter Studio of Crafter CMS allows authenticated developers to execute OS commands via Groovy Sandbox Bypass. By inserting malicious Groovy elements, an attacker may bypass sandbox restrictions and obtain RCE (Remote Code Execution).
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
crafterCNA
4.5 MEDIUM
NETWORK
HIGH
HIGH
CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:L/VI:H/VA:H/SC:H/SI:H/SA:H/E:U/AU:N
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
craftercmscraftercms
4.0.0 ≤
𝑥
< 4.5.0
CNA
Common Weakness Enumeration
References
https://docs.craftercms.org/current/security/advisory.html#cv-2026020201