Is CVE-2007-6427 in the CISA KEV catalog?

No. CVE-2007-6427 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2007-6427?

CVE-2007-6427 has a CVSS v2 base score of 9.3 (HIGH).

What is the EPSS score for CVE-2007-6427?

CVE-2007-6427 has an EPSS score of 4.28% (90th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2007-6427?

Upgrade xorg-server on debian 11 to 2:1.4.1~git20080105-2 or later.

CVE & CISA-KEV Catalog

CVE-2007-6427

HIGHEPSS 90th pctl

9.3

CVSS v2

NVD

Description

The XInput extension in X.Org Xserver before 1.4.1 allows context-dependent attackers to execute arbitrary code via requests related to byte swapping and heap corruption within multiple functions, a different vulnerability than CVE-2007-4990.

CWE-787Out-of-bounds Write

How to fix

Remediation Available

xorg-serverDebian

Fixed in:2:1.4.1~git20080105-2CVE-2007-6427

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

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

4.28%probability of exploitation in 30 days

90thpercentile

Elevated risk: more likely to be exploited than 90% of all known CVEs.

References

Related Vulnerabilities

Other CWE-787 (Out-of-bounds Write) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2025-22457	Critical	9.0	100%	KEV + Ransom	Fix
CVE-2025-0282	Critical	9.0	100%	KEV + Ransom	-
CVE-2015-3113	Critical	9.8	100%	KEV	Fix
CVE-2021-20038	Critical	9.8	100%	KEV + Ransom	-
CVE-2023-4863	High	8.8	100%	KEV	Fix
CVE-2020-16040	Medium	6.5	100%	-	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 2026-04-23.