CVE-2026-54399

highCVSS 7.5covered by 2 sourcesfirst seen 2026-07-01

A remote, anonymous attacker can exploit multiple vulnerabilities in Apache HttpComponents Core to perform a Denial of Service attack.

CSIRTS triage

What: A remote, anonymous attacker can exploit multiple vulnerabilities in Apache HttpComponents Core to perform a Denial of Service attack.
Who is affected: Deployments of Apache HttpComponents Core are affected.
Urgency: Remediation is medium urgency as the vulnerabilities can lead to service disruption.
Action: Update to the latest version of Apache HttpComponents Core.

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

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Low exploitation risk0.59% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 44% of all EPSS-scored CVEs.

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