What is CVE-2026-44713?

CVE-2026-44713 is a high-severity vulnerability in Mcdope Pam_usb, classified under OS Command Injection. CVSS score: 8.8/10. Published 2026-05-27.

How severe is CVE-2026-44713?

High severity. CVSS v3 base score is 8.8 out of 10.

RCE in Mcdope Pam_usb

CVE-2026-44713

pam_usb provides hardware authentication for Linux using ordinary removable media. Prior to 0.8.7, src/tmux.c reads the user's $TMUX environment variable, splits it on commas, and interpolates the socket-path component directly into a shel…

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.000 (6.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.

Affected products

Mcdope Pam_usb — versions < 0.8.7

Weakness classification (CWE)

CWE-78 — OS Command Injection
CWE-116 — Improper Encoding or Escaping of Output

References

security-advisories@github.com (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-44713?: CVE-2026-44713 is a high-severity vulnerability in Mcdope Pam_usb, classified under OS Command Injection. CVSS score: 8.8/10. Published 2026-05-27.
How severe is CVE-2026-44713?: High severity. CVSS v3 base score is 8.8 out of 10.