Vulnerability in Mcdope Pam_usb
CVE-2026-47270
pam_usb provides hardware authentication for Linux using ordinary removable media. Prior to 0.9.0, pam_usb is a PAM module loaded into the host process (sudo, login, GDM, GNOME Shell). Display managers such as GDM run multiple concurrent a…
Vulnerability class: Race Condition
EPSS: 0.000 (3.9th 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)
References
- security-advisories@github.com (x_refsource_CONFIRM)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-47270?
- CVE-2026-47270 is a medium-severity vulnerability in Mcdope Pam_usb, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 6.3/10. Published 2026-05-27.
- How severe is CVE-2026-47270?
- Medium severity. CVSS v3 base score is 6.3 out of 10.