What is CVE-2026-47274?

CVE-2026-47274 is a medium-severity vulnerability in Mcdope Pam_usb, classified under Uncontrolled Search Path Element. CVSS score: 6.3/10. Published 2026-05-27.

How severe is CVE-2026-47274?

Medium severity. CVSS v3 base score is 6.3 out of 10.

Vulnerability in Mcdope Pam_usb

CVE-2026-47274

pam_usb provides hardware authentication for Linux using ordinary removable media. Prior to 0.9.0, multiple pam_usb helper tools resolved external binaries through the PATH environment variable rather than using absolute paths. An attacker…

EPSS: 0.000 (5.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N.

Affected products

Mcdope Pam_usb — versions < 0.9.0

Weakness classification (CWE)

CWE-427 — Uncontrolled Search Path Element

References

security-advisories@github.com (x_refsource_MISC)
security-advisories@github.com (x_refsource_MISC)
security-advisories@github.com (x_refsource_MISC)
security-advisories@github.com (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-47274?: CVE-2026-47274 is a medium-severity vulnerability in Mcdope Pam_usb, classified under Uncontrolled Search Path Element. CVSS score: 6.3/10. Published 2026-05-27.
How severe is CVE-2026-47274?: Medium severity. CVSS v3 base score is 6.3 out of 10.