CVE-2026-24061 — GNU InetUtils Argument Injection Vulnerability
CVE-2026-24061: GNU InetUtils Argument Injection Vulnerability
CISA Known Exploited Vulnerability (KEV)
| Vendor / project | GNU |
| Product | InetUtils |
| Date added | 2026-01-26 |
| Due date | 2026-02-16 |
| Ransomware campaign use | Unknown |
Description
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.
Required action (CISA)
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Notes
This vulnerability could affect an open-source component, third-party library, protocol, or proprietary implementation that could be used by different products. For more information, please see: https://cgit.git.savannah.gnu.org/cgit/inetutils.git ; https://codeberg.org/inetutils/inetutils/commit/ccba9f748aa8d50a38d7748e2e60362edd6a32cc; https://codeberg.org/inetutils/inetutils/commit/fd702c02497b2f398e739e3119bed0b23dd7aa7b ; https://nvd.nist.gov/vuln/detail/CVE-2026-24061
References
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-24061
- KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog