What is the CVSS score of CVE-2025-70073?

CVE-2025-70073 has a CVSS 3.1 base score of 7.2 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.3%.

Which versions of Chestnutcms are affected by CVE-2025-70073?

ChestnutCMS versions 1.5.8 and earlier contain a critical remote code execution vulnerability in the template creation function that allows unauthenticated attackers to execute arbitrary code on…

Is there a public PoC exploit available for CVE-2025-70073?

Yes, a public proof-of-concept exploit is available for CVE-2025-70073. Prioritise patching immediately. EPSS: 0.3%.

How to fix or mitigate CVE-2025-70073?

Within 24 hours: Identify and inventory all ChestnutCMS installations running v1.5.8 or earlier; disable the template creation function if possible and restrict administrative access. Within 7 days: Implement WAF rules to block malicious template creation requests; monitor logs for exploitation attempts; evaluate alternative CMS platforms. Within 30 days: Upgrade to a patched version once available, or migrate to a supported alternative CMS if no patch timeline is provided by the vendor.

Chestnutcms CVE-2025-70073

HIGH

Code Injection (CWE-94)

2026-02-05 cve@mitre.org

RCE Code Injection Chestnutcms

7.2

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.2 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:55 vuln.today

PoC Detected

Feb 12, 2026 - 17:30 vuln.today

Public exploit code

CVE Published

Feb 05, 2026 - 18:16 nvd

HIGH 7.2

DescriptionCVE.org

An issue in ChestnutCMS v.1.5.8 and before allows a remote attacker to execute arbitrary code via the template creation function

AnalysisAI

An issue in ChestnutCMS v.1.5.8 and before allows a remote attacker to execute arbitrary code via the template creation function [CVSS 7.2 HIGH]

Technical ContextAI

Classified as CWE-94 (Code Injection). Affects the template creation component of Chestnutcms. An issue in ChestnutCMS v.1.5.8 and before allows a remote attacker to execute arbitrary code via the template creation function

RemediationAI

Monitor vendor advisories for a patch. Restrict network access to the affected service where possible.

CVE-2025-70073 vulnerability details – vuln.today

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Chestnutcms CVE-2025-70073

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

Technical ContextAI

RemediationAI

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External POC / Exploit Code