Is CVE-2026-24061 in the CISA KEV catalog?

Yes. CVE-2026-24061 is on the CISA Known Exploited Vulnerabilities list, added 2026-01-26.

What is the CVSS severity of CVE-2026-24061?

CVE-2026-24061 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2026-24061?

CVE-2026-24061 has an EPSS score of 98.87% (100th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2026-24061?

Upgrade inetutils on debian 11 to 2:2.0-1+deb11u4 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2026-24061

CRITICALCISA KEVEPSS 100th pctl

9.8

CVSS v3

NVD

Description

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

CWE-88

How to fix

Remediation Available

inetutilsDebian

Fixed in:2:2.0-1+deb11u4CVE-2026-24061

Fixed in:2:2.4-2+deb12u2CVE-2026-24061

Fixed in:2:2.6-3+deb13u1CVE-2026-24061

Fixed in:2:2.7-2CVE-2026-24061

inetutilsUbuntu

Fixed in:2:1.9.4-1ubuntu0.1~esm5USN-7992-2

Fixed in:2:1.9.4-3ubuntu0.1+esm4USN-7992-2

Fixed in:2:1.9.4-11ubuntu0.2+esm3USN-7992-2

Fixed in:2:2.2-2ubuntu0.2USN-7992-1

Fixed in:2:2.5-3ubuntu4.1USN-7992-1

Fixed in:2:2.6-1ubuntu3.1USN-7992-1

inetutils-telnetdUbuntu

Fixed in:2:1.9.4-1ubuntu0.1~esm5USN-7992-2

Fixed in:2:1.9.4-3ubuntu0.1+esm4USN-7992-2

Fixed in:2:1.9.4-11ubuntu0.2+esm3USN-7992-2

Fixed in:2:2.2-2ubuntu0.2USN-7992-1

Fixed in:2:2.5-3ubuntu4.1USN-7992-1

Fixed in:2:2.6-1ubuntu3.1USN-7992-1

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

98.87%probability of exploitation in 30 days

100thpercentile

Very high risk: more likely to be exploited than 100% of all known CVEs.

Known Exploited Vulnerability (CISA KEV)

Remediation due: 2026-02-16

References

Patch2

Exploit1

labs.greynoise.io

Vendor Advisory1

lists.gnu.org

Mitigation1

vicarius.io

Third-Party Advisory3

Government Resource1

cisa.gov

Mailing List3

Product1

gnu.org

Related Vulnerabilities

Other CWE-88 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2016-10033	Critical	9.8	100%	KEV	Fix
CVE-2022-36804	High	8.8	99%	KEV	Fix
CVE-2007-0882	High	10.0	98%	-	-
CVE-2018-17456	Critical	9.8	97%	-	Fix
CVE-2018-19518	High	7.5	95%	-	Fix
CVE-2021-33564	Critical	9.8	72%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-02-11.