CVE-2026-24061 · netVigilance record NV26-0015

GNU InetUtils Argument Injection

past due

What to do

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

CISA deadline 2026-02-16 · passed 6 months ago · applies to US federal civilian agencies; used elsewhere as a reference SLA

What happened

GNU InetUtils contains an argument injection vulnerability in telnetd that could allow for remote authentication bypass via a "-f root" value for the USER environment variable.

Who is affected

GNU InetUtils. Affected version ranges are listed in the vendor advisory and the NVD entry linked under Sources.

Weakness class: CWE-88.

Timeline

2026-01-26
Added to CISA KEVExploitation in the wild confirmed by CISA
2026-02-16
CISA remediation deadlinepassed 6 months ago

Sources

NVD entry for CVE-2026-24061 nvd.nist.gov/vuln/detail/CVE-2026-24061
CISA Known Exploited Vulnerabilities catalog www.cisa.gov/known-exploited-vulnerabilities-catalog
cgit.git.savannah.gnu.org cgit.git.savannah.gnu.org/cgit/inetutils.git
codeberg.org codeberg.org/inetutils/inetutils/commit/ccba9f748aa8d50a38d7748e2e60362edd6a32cc
codeberg.org codeberg.org/inetutils/inetutils/commit/fd702c02497b2f398e739e3119bed0b23dd7aa7b
nvd.nist.gov nvd.nist.gov/vuln/detail/CVE-2026-24061