Is there a public PoC exploit available for CVE-2025-12923?

Yes, a public proof-of-concept exploit is available for CVE-2025-12923. Prioritise patching immediately. EPSS: 0.2%.

How to fix or mitigate CVE-2025-12923?

Within 30 days: Identify affected systems running liweiyi ChestnutCMS and apply vendor patches as part of regular patch cycle. Review file handling controls.

CVE-2025-12923

Q: What is the CVSS score of CVE-2025-12923?

CVE-2025-12923 has a CVSS 4.0 base score of 2.0 (Low). CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X. EPSS exploitation probability: 0.2%.

LOW

Path Traversal (CWE-22)

2025-11-10 cna@vuldb.com

Path Traversal

2.0

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

2.0 LOW

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Lifecycle Timeline

Severity Changed

Apr 29, 2026 - 01:11 NVD

MEDIUM LOW

CVSS changed

Apr 29, 2026 - 01:11 NVD

5.1 (MEDIUM) 2.0 (LOW)

Analysis Generated

Mar 28, 2026 - 19:21 vuln.today

PoC Detected

Nov 21, 2025 - 15:31 vuln.today

Public exploit code

CVE Published

Nov 10, 2025 - 01:15 nvd

MEDIUM 5.1

DescriptionCVE.org

A vulnerability was determined in liweiyi ChestnutCMS up to 1.5.8. This vulnerability affects the function resourceDownload of the file /dev-api/common/download. Executing manipulation of the argument path can lead to path traversal. The attack can be launched remotely. The exploit has been publicly disclosed and may be utilized.

AnalysisAI

A vulnerability was determined in liweiyi ChestnutCMS up to 1.5.8. Rated medium severity (CVSS 5.1), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Path Traversal (CWE-22), which allows attackers to access files and directories outside the intended path. A vulnerability was determined in liweiyi ChestnutCMS up to 1.5.8. This vulnerability affects the function resourceDownload of the file /dev-api/common/download. Executing manipulation of the argument path can lead to path traversal. The attack can be launched remotely. The exploit has been publicly disclosed and may be utilized. Affected products include: 1000Mz Chestnutcms. Version information: up to 1.5.8..

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate and canonicalize file paths. Use chroot or sandboxing. Reject input containing path separators or '../' sequences.

CVE-2025-12923 vulnerability details – vuln.today

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