CVE-2023-54405 H3C CVM - Unrestricted File Upload

H3C CVM contains an unauthenticated arbitrary file upload vulnerability caused by insufficient validation of the token parameter in /cas/fileUpload/upload, letting remote attackers upload malicious files and achieve remote code execution, exploit requires no authentication.

CVSS base score 9.8 /10
Critical
CISA KEV
Exploited in the wild
Public exploit
None known
Authentication
Not required
EPSS
0.59% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Unrestricted File Upload
Impact
Remote Code Execution, File System Write
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
2 October 2026
Updated
15 October 2026
Weakness
CWE-434

Vendor fix

Update to the latest version of H3C CVM with the vulnerability fixed.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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