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Vulnerabilities

Vulnerability · CVE-2025-15009

A flaw has been found in liweiyi ChestnutCMS up to 1.5.8.

Published Dec 22, 2025 · catalog updated Dec 22, 2025 · ChestnutCMS

Last checked Nov 2, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-15009. EPSS is 0.35%. Act only if a listed version of ChestnutCMS is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
Medium5.3
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.35%
Remediation
Vendor / distro source
Affected products
vendor liweiyi ChestnutCMS 1.5.4

A flaw has been found in liweiyi ChestnutCMS up to 1.5.8. This vulnerability affects the function FilenameUtils.getExtension of the file /dev-api/common/upload of the component Filename Handler. Executing manipulation of the argument File can lead to unrestricted upload. The attack may be launched remotely. The exploit has been published and may be used.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor liweiyi ChestnutCMS 1.5.41.5.4

How to fix CVE-2025-15009

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-15009. EPSS is 0.35%. Act only if a listed version of ChestnutCMS is installed.

Which versions are affected?

Compare what you have installed with liweiyi ChestnutCMS 1.5.4 1.5.4. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.35%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Dec 22, 2025 · EUVD

    Detected

    A flaw has been found in liweiyi ChestnutCMS up to 1.5.8. This vulnerability affects the function FilenameUtils.getExtension of the file /dev-api/common/upload of the component Filename Handler. Executing manipulation of the argument File can lead to unrestricted upload. The attack may be launched remotely. The exploit has been published and may be used.

  2. Dec 22, 2025 · EUVD

    Updated

    A flaw has been found in liweiyi ChestnutCMS up to 1.5.8. This vulnerability affects the function FilenameUtils.getExtension of the file /dev-api/common/upload of the component Filename Handler. Executing manipulation of the argument File can lead to unrestricted upload. The attack may be launched remotely. The exploit has been published and may be used.

Sources

  • CVE.orgVulnerability recordCVE-2025-15009

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-15009

    30-day exploitation probability 0.35%

    first.org
  • EUVDVulnerability recordEUVD-2025-204682

    A flaw has been found in liweiyi ChestnutCMS up to 1.5.8. This vulnerability affects the function FilenameUtils.getExtension of the file /dev-api/common/upload of the component Filename Handler. Executing manipulation of the argument File can lead to unrestricted upload. The atta

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Nov 2, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSNov 2, 2026
  • CVE.orgNov 2, 2026
  • EUVDNov 1, 2026