Crafter Studio Groovy Sandbox Bypass

Description

Improper Control of Dynamically-Managed Code Resources vulnerability in Crafter Studio of CrafterCMS 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).

This issue affects CrafterCMS: from 4.0.0 through 4.2.2.

Basic information

Type
reviewed
Severity
high
Advisory on GitHub
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Repository advisory
Source code
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Published (advisory)
2025-06-19 21:31:20 UTC
Updated
2025-06-20 13:28:39 UTC
GitHub reviewed
2025-06-20 13:28:38 UTC
NVD published
2025-06-19

EPSS Score

Score Percentile
0.32% 54.81%

CVSS Scores

Base score Version Severity Vector
7.3 4.0
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 Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network.
Attack complexity (AC:H)
Exploitation depends on constrained or hard-to-reproduce conditions.
Attack requirements (AT:N)
No additional preconditions are required beyond normal reachability.
Privileges required (PR:H)
High privileges are required.
User interaction (UI:N)
No user interaction is required.
Vulnerable system confidentiality impact (VC:L)
Limited confidentiality impact on the vulnerable system.
Vulnerable system integrity impact (VI:H)
High integrity impact on the vulnerable system.
Vulnerable system availability impact (VA:H)
High availability impact on the vulnerable system.
Subsequent system confidentiality impact (SC:H)
High confidentiality impact on subsequent systems.
Subsequent system integrity impact (SI:H)
High integrity impact on subsequent systems.
Subsequent system availability impact (SA:H)
High availability impact on subsequent systems.

Identifiers

CWEs

CWE id Name
CWE-913 Improper Control of Dynamically-Managed Code Resources

Affected packages (1)

Vulnerable version ranges and first patched releases as published by GitHub.

Ecosystem Package Vulnerable range First patched Vulnerable functions
maven org.craftercms:crafter-studio >= 4.0.0, < 4.3.0 4.3.0

References

cvelogic Threat Intelligence