CVE-2026-24061

telnetd in GNU Inetutils through 2.7 allows remote authentication bypass via a "-f root" value for the USER environment variable.

CVSS 3.1

9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

99% chance of exploitation in the next 30 days; higher than 99% of CVEs (scores of 2026-10-25)

CISA KEV

listed 2026-01-26, due 2026-02-16

CWE

CWE-88

Published

2026-01-21

Modified

2026-09-30

Record from

the NVD, synced 2026-10-19

Affected

• debian:debian_linux
• gnu:inetutils

References

• https://codeberg.org/inetutils/inetutils/commit/ccba9f748aa8d50a38d7748e2e60362edd6a32cc
• https://codeberg.org/inetutils/inetutils/commit/fd702c02497b2f398e739e3119bed0b23dd7aa7b
• https://lists.gnu.org/archive/html/bug-inetutils/2026-01/msg00004.html
• https://redteam.ae/blog/cve-2026-24061-inetutils-telnetd-root-bypass
• https://www.gnu.org/software/inetutils/

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