CVEs / CVE-2026-32746
CVE-2026-32746: GNU inetutils vulnerability
- critical 9.8 CVSS 3.1 (from the CNA)
- EPSS 44.8% chance of exploitation in the next 30 days, higher than 98% of CVEs (30 Oct 2026)
- Last changed at its sources
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Description
telnetd in GNU inetutils through 2.7 allows an out-of-bounds write in the LINEMODE SLC (Set Local Characters) suboption handler because add_slc does not check whether the buffer is full.
Affected and fixed versions
| Product | Affected | Fixed in |
|---|---|---|
| GNU inetutils | up to and including 2.7 | — |
Exploitation
Not in the CISA Known Exploited Vulnerabilities catalog as of 30 Oct 2026.
Severity
| CVSS 3.1 | 9.8 criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HScored by the CNA ([email protected]) |
|---|---|
| Weakness | CWE-120 |
References
- CVE-2026-32746 on NVD
- https://lists.gnu.org/archive/html/bug-inetutils/2026-03/msg00031.html Exploit, Vendor Advisory
- https://www.openwall.com/lists/oss-security/2026/03/12/4 Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2026/03/14/1 Mailing List, Third Party Advisory
- https://github.com/watchtowrlabs/watchtowr-vs-telnetd-CVE-2026-32746 Third Party Advisory
Sources
Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.
This product uses data from the NVD API but is not endorsed or certified by the NVD.