CVE-2026-42009
An attacker can exploit multiple vulnerabilities in GnuTLS to bypass security measures, disclose confidential information, cause a denial-of-service condition, or perform other unspecified attacks.
CSIRTS triage
- What
- Multiple vulnerabilities can bypass security measures, disclose confidential information, or cause denial of service.
- Who is affected
- Users of GnuTLS in their applications.
- Urgency
- Remediation is urgent due to the high severity of the vulnerabilities.
- Action
- Update to the latest version of GnuTLS.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Moderate exploitation risk1.3% 30-day exploitation probability. Patch within normal cadence, watch for KEV listing. Riskier than 69% of all EPSS-scored CVEs.
Advisory coverage (2)
- high[UPDATE] [high] GnuTLS: Multiple vulnerabilitiescert-bund · 2026-08-12
- unknownUSN-8502-1: GnuTLS vulnerabilitiesubuntu · 2026-07-06
External references
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