What is RHSA-2026:13831?

RHSA-2026:13831 is a security advisory published by Red Hat Product Security with High severity. Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update

Which CVE IDs does RHSA-2026:13831 cover?

RHSA-2026:13831 covers the following CVE IDs: CVE-2026-26157, CVE-2026-26158. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2026:13831?

RHSA-2026:13831 has a CVSS v3 base score of 7.0, published by Red Hat Product Security.

RHSA-2026:13831HighCVSS 7.0

Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update

Vendor

Red Hat Product Security

Published

May 5, 2026

Last Modified

July 19, 2026

🔗 CVE IDs covered (2)

CVE-2026-26157 →CVE-2026-26158 →

📋 Description

CVE-2026-26157 — busybox: BusyBox: Arbitrary file overwrite and potential code execution via incomplete path sanitization CVE-2026-26158 — busybox: BusyBox: Arbitrary file modification and privilege escalation via unvalidated tar archive entries

🔗 References (6)

selfhttps://access.redhat.com/errata/RHSA-2026:13831
externalhttps://access.redhat.com/security/cve/CVE-2026-26157
externalhttps://access.redhat.com/security/cve/CVE-2026-26158
externalhttps://access.redhat.com/security/updates/classification/
externalhttps://images.redhat.com/
selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_13831.json