[UPDATE] [high] Red Hat Enterprise Linux (SSSD, libsoup): Multiple vulnerabilities

highCVE-2025-11561 CVE-2025-4945

A remote authenticated or anonymous attacker can exploit multiple vulnerabilities in Red Hat Enterprise Linux to gain administrative privileges or bypass security measures.

CSIRTS triage

vendor: Red Hat product: Red Hat Enterprise Linux Privilege escalation Authentication bypass

What: Multiple vulnerabilities in SSSD and libsoup allow privilege escalation and security bypass.
Who is affected: Red Hat Enterprise Linux deployments using affected SSSD and libsoup versions.
Urgency: High severity; privilege escalation poses significant risk and requires immediate attention.
Action: Apply Red Hat security updates for CVE-2025-11561 and CVE-2025-4945.

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

⚡ Watch Red Hat Enterprise Linux

Get an email when a new Red Hat Enterprise Linux advisory drops — max one per day, one-click unsubscribe.

Details

Source: CERT-Bund (BSI) Security Advisories (DE · national-cert · site)
Severity: high
Published: 2026-07-31
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-2025-2488

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.

Low exploitation riskCVE-2025-115610.76% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 52% of all EPSS-scored CVEs.
Low exploitation riskCVE-2025-49450.56% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 43% of all EPSS-scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2025-11561	coverage & exploitation status	NVD · CVE.org
CVE-2025-4945	coverage & exploitation status	NVD · CVE.org

Recent advisories for Red Hat Enterprise

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.

medium[NEW] [medium] Red Hat Enterprise Linux (gpsd): Vulnerability enables code executioncert-bund · 2026-08-07
medium[NEW] [medium] Red Hat Enterprise Linux AI (libaom): Multiple vulnerabilitiescert-bund · 2026-08-07
high[UPDATE] [high] Red Hat Enterprise Linux AI: Vulnerability enables code executioncert-bund · 2026-08-07
high[NEW] [high] Red Hat Enterprise Linux (sssd, glib, c-ares): Multiple vulnerabilitiescert-bund · 2026-08-07
medium[UPDATE] [medium] Red Hat Enterprise Linux (libyang): Vulnerability allows Denial of Servicecert-bund · 2026-08-07
high[UPDATE] [high] Red Hat Enterprise Linux (urllib3): Multiple vulnerabilities allow denial of servicecert-bund · 2026-08-07