CVE-2026-94588 — MEDIUM (4.4)

Vulnerability Description

In Proxmox pmg-api, an argument injection vulnerability exists in the package changelog retrieval functionality. This is caused by improper handling of user-supplied input passed to the underlying apt-get command when fetching package changelogs. It requires authentication but can be exploited in a CSRF-style attack.

CVSS Score

4.4

MEDIUM

CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Related Weaknesses (CWE)

CWE-88

References

https://forum.proxmox.com/threads/proxmox-mail-gateway-security-advisories.14933

FAQ

What is CVE-2026-94588?

CVE-2026-94588 is a vulnerability with a CVSS score of 4.4 (MEDIUM). In Proxmox pmg-api, an argument injection vulnerability exists in the package changelog retrieval functionality. This is caused by improper handling of user-supplied input passed to the underlying apt...

How severe is CVE-2026-94588?

CVE-2026-94588 has been rated MEDIUM with a CVSS base score of 4.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-94588?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.