CVE-2025-2031: ChestnutCMS upload uploadFile unrestricted upload

Severity: high (CVSS 7.6 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2025-03-06 · updated 2026-06-17
Weakness: CWE-284

Description

A vulnerability classified as critical has been found in ChestnutCMS up to 1.5.2. This affects the function uploadFile of the file /dev-api/cms/file/upload. The manipulation of the argument file leads to unrestricted upload. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

Affected products

ChestnutCMS: 1.5.2

References

https://github.com/IceFoxH/VULN/issues/6
https://vuldb.com/?ctiid.298773
https://vuldb.com/?id.298773
https://vuldb.com/?submit.512029
https://github.com/IceFoxH/VULN/issues/6

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