CVE-2026-40851 — HIGH (8.4)

Vulnerability Description

A local attacker can perform a confusion attack on the cfgparser via a specially crafted file on an USB stick leading to code execution. This can result in a total loss of confidentiality, integrity and availability.

CVSS Score

8.4

HIGH

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Related Weaknesses (CWE)

CWE-1287

References

https://www.certvde.com/en/advisories/VDE-2026-054/

FAQ

What is CVE-2026-40851?

CVE-2026-40851 is a vulnerability with a CVSS score of 8.4 (HIGH). A local attacker can perform a confusion attack on the cfgparser via a specially crafted file on an USB stick leading to code execution. This can result in a total loss of confidentiality, integrity a...

How severe is CVE-2026-40851?

CVE-2026-40851 has been rated HIGH with a CVSS base score of 8.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-40851?

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