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[UPDATE] [medium] systemd: Multiple vulnerabilities

mediumCVE-2026-4105CVE-2026-40226
An attacker can exploit multiple vulnerabilities in systemd to escalate privileges and bypass security measures.

CSIRTS triage

vendor: systemdproduct: systemdPrivilege escalationAuthentication bypass
What
An attacker can exploit multiple vulnerabilities in systemd to escalate privileges and bypass security measures.
Who is affected
Deployments of systemd in affected versions.
Urgency
Remediation is important as it could lead to privilege escalation and security bypass.
Action
Update to the latest version of systemd.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source
CERT-Bund (BSI) Security Advisories (DE · national-cert · site)
Severity
medium
Published
2026-07-10
Exploitation
Not in CISA KEV at last sync
Language
Machine-translated to English — verify against the original

Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-0720

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2026-4105coverage & exploitation statusNVD · CVE.org
CVE-2026-40226coverage & exploitation statusNVD · CVE.org

Recent advisories for systemd

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

More from CERT-Bund (BSI) Security Advisories