CVE-2026-14456
A remote, anonymous attacker can exploit a vulnerability in OpenSSL to perform a denial of service attack.
CSIRTS triage
- What
- A vulnerability in OpenSSL enables remote denial of service attacks.
- Who is affected
- Systems running affected OpenSSL versions are vulnerable to remote DoS.
- Urgency
- Medium severity DoS vulnerability; patch promptly to prevent service disruption.
- Action
- Update OpenSSL to a patched version addressing CVE-2026-14456.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.61% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 47% of all EPSS-scored CVEs.
Advisory coverage (6)
- unknownUSN-8678-1: OpenSSL vulnerabilitiesubuntu · 2026-08-25
- unknownDSA-6465-1 openssl - security updatedebian · 2026-08-25
- medium[NEW] [medium] OpenSSL: Vulnerability enables denial of servicecert-bund · 2026-08-14
- unknownVulnerability in OpenSSL (August 14, 2026)cert-fr-avis · 2026-08-14
- highCVE-2026-14456: Issue summary: When an OpenSSL QUIC server (Listener SSL object) processes valid QUIC Initial …nvd · 2026-08-13
- highCVE-2026-14456: Unbounded Memory Growth in QUIC Server Incoming Channel Queuemsrc · 2026-08-11
External references
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