Published Apr 22, 2026Sources checked Nov 11, 2026
5.0MEDIUMCVSS out of 10
What this means
Review the available evidence
CVE-2026-6845 and is rated Medium severity with a CVSS score of 5.0. It is not in the current CISA KEV record we collected. That does not prove exploitation has not occurred.
What to do next
Remediation and response
Microsoft Security Response Center guidance
Vendor revision: Nov 1, 2026
Release Notes
CISA KEVNot listedBased on the latest collected catalog
EPSS0.1%Estimated 30-day exploitation probability
Ransomware useNot markedCISA KEV ransomware field
Threat actors0Source-linked actor relationships
Overview
What is CVE-2026-6845?
A flaw was found in binutils, specifically within the `readelf` utility. This vulnerability allows a local attacker to cause a Denial of Service (DoS) by tricking a user into processing a specially crafted Executable and Linkable Format (ELF) file.
The exploitation of this flaw can lead to the system becoming unresponsive due to excessive resource consumption or a program crash.