Cyber Resilience

CVE-2025-12923

LowPublic PoC

Published: 10 November 2025

Published
10 November 2025
Modified
29 April 2026
KEV Added
—
Patch
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CVSS Score v4 2.0 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 Score 0.0021 43.9th percentile
Risk Priority 4 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-12923 is a low-severity Path Traversal (CWE-22) vulnerability in 1000Mz Chestnutcms. Its CVSS base score is 2.0 (Low).

Operationally, exploitation aligns with the MITRE ATT&CK technique Data from Local System (T1005); ranked at the 43.9th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

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…

more

been publicly disclosed and may be utilized.

CWE(s)
CWE-22

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1005 Data from Local System Collection
Adversaries may search local system sources, such as file systems, configuration files, local databases, virtual machine files, or process memory, to find files of interest and sensitive data prior to Exfiltration.
attack.mitre.org →
T1006 Direct Volume Access Stealth
Adversaries may directly access a volume to bypass file access controls and file system monitoring.
attack.mitre.org →
T1083 File and Directory Discovery Discovery
Adversaries may enumerate files and directories or may search in specific locations of a host or network share for certain information within a file system.
attack.mitre.org →
Why these techniques?

Path traversal in /dev-api/common/download allows authenticated remote arbitrary file reads, facilitating Data from Local System (T1005), Direct Volume Access (T1006), and File and Directory Discovery (T1083).

Affected Assets

1000mz
chestnutcms
≤ 1.5.8

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SI-10 Information Input Validation
addresses: CWE-22

Validates pathnames and filenames to prevent traversal outside intended directories.

References