CVE-2025-6384

Q: How do I fix CVE-2025-6384?

Upgrade craftercms to 4.3.0 or later.

Q: Is CVE-2025-6384 being actively exploited?

Not that we know of. CVE-2025-6384 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.85% is the estimated probability that it will be exploited in the next 30 days. That is higher than 55% of all scored CVEs.

Q: How severe is CVE-2025-6384?

CVE-2025-6384 has a CVSS v3 base score of 9.1, rated critical. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

Q: What does CVE-2025-6384 affect?

Published advisories record a fix for craftercms (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

CRITICAL

9.1

CVSS v3

NVD

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.

CWE-913

How to fix

Remediation Available

craftercmsNVD

Affected:>= 4.0.0, < 4.3.0Fixed in:4.3.0CVE-2025-6384derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredHigh

User InteractionNone

ScopeChanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Exploit Intelligence

0.85%probability of exploitation in 30 days

55thpercentile

Moderate risk: more likely to be exploited than 55% of all known CVEs.

References

Vendor Advisory1

docs.craftercms.org

Related Vulnerabilities

Other CWE-913 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2025-68613	Critical	9.9	98%	KEV	Fix
CVE-2023-50386	High	8.8	84%	-	Fix
CVE-2023-43177	Critical	9.8	82%	-	Fix
CVE-2023-29017	Critical	10.0	63%	-	Fix
CVE-2022-36067	Critical	10.0	48%	-	Fix
CVE-2023-6184	Medium	5.0	47%	-	-

Common questions

How do I fix CVE-2025-6384?

Upgrade craftercms to 4.3.0 or later.

Is CVE-2025-6384 being actively exploited?

Not that we know of. CVE-2025-6384 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.85% is the estimated probability that it will be exploited in the next 30 days. That is higher than 55% of all scored CVEs.

How severe is CVE-2025-6384?

CVE-2025-6384 has a CVSS v3 base score of 9.1, rated critical. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2025-6384 affect?

Published advisories record a fix for craftercms (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-12-16.