# CVE-2026-6846

> Vulnerability · severity: **HIGH** (CVSS 7.8).

## Description

A flaw was found in binutils. A heap-buffer-overflow vulnerability exists when processing a specially crafted XCOFF (Extended Common Object File Format) object file during linking. A local attacker could trick a user into processing this malicious file, which could lead to arbitrary code execution, allowing the attacker to run unauthorized commands, or cause a denial of service, making the system unavailable.

## Key facts

- **CVE ID:** CVE-2026-6846
- **Published:** 2026-04-22
- **CVSS severity:** HIGH
- **CVSS base score:** 7.8
- **CWE codes:** CWE-122

## Primary sources

- NIST NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-6846

## Citation

> AI Analytics. CVE-2026-6846. Retrieved 2026-07-16 from https://api.ai-analytics.org/cve/CVE-2026-6846. Derived from NIST NVD. Licensed CC0.

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