CVE-2026-42764
An attacker can exploit multiple vulnerabilities in OpenSSL to execute arbitrary code, bypass security measures, disclose confidential information, manipulate data, or cause a denial-of-service condition.
CSIRTS triage
- What
- Multiple vulnerabilities in OpenSSL can allow arbitrary code execution, security bypass, information disclosure, and denial-of-service.
- Who is affected
- Users of OpenSSL are affected by these vulnerabilities.
- Urgency
- Remediation is urgent due to the high severity and potential for exploitation.
- Action
- Update to the latest version of OpenSSL.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.68% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 48% of all EPSS-scored CVEs.
Advisory coverage (2)
- high[UPDATE] [high] OpenSSL: Multiple Vulnerabilitiescert-bund · 2026-07-09
- highCVE-2026-42764: NULL Pointer Dereference in QUIC Server Initial Packet Handlingmsrc · 2026-06-09
External references
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