Remote Code Execution Risk in Crafter CMS by Crafter Studio
CVE-2026-1770

4.5MEDIUM

Key Information:

Vendor

Craftercms

Status
Craftercms
Vendor
CVE Published:
2 February 2026

What is CVE-2026-1770?

A vulnerability exists in Crafter Studio of Crafter CMS due to improper control over dynamically-managed code resources. Authenticated developers can exploit this flaw by using a Groovy Sandbox Bypass, allowing them to inject malicious Groovy script elements. This exploitation can lead to remote code execution, posing significant risks to the integrity and confidentiality of the system. It is critical for users of affected versions to evaluate their exposure and apply necessary mitigations as outlined in the security advisory.

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Affected Version(s)

CrafterCMS Linux 4.0.0 < 4.5.0

References

https://docs.craftercms.org/current/security/advisory.htm...

CVSS V4

Score:
4.5
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Matei "Mal" Badanoiu
JSON
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