PatchTheCVEhttpcomponents core vulnerabilities and fixes
Recent CVEs affecting httpcomponents core, with upgrade or downgrade steps. 2 tracked.
Also searched as: httpcomponentscore.
httpcomponents core has 2 tracked vulnerabilities, 0 critical. A fixed release or vendor patch exists for 2. Most recent: 2026-07-01. Highest priority: CVE-2026-54428 (score 51/100).
- CVE-2026-54428 HIGH 7.5 UPGRADE Allocation of resources without limits or throttling in the HTTP/2 HPACK decoder in Apache HttpComponents Core
- CVE-2026-54399 HIGH 7.5 UPGRADE Uncontrolled Resource Consumption vulnerability in the HTTP/1.1 message parser in Apache HttpComponents Core (
FAQ
How do I fix httpcomponents core vulnerabilities?
Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.
Is httpcomponents core being exploited right now?
None of the tracked httpcomponents core CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.
Which httpcomponents core CVE should I patch first?
CVE-2026-54428 currently ranks highest (51/100): Allocation of resources without limits or throttling in the HTTP/2 HPACK decoder in Apache HttpComponents Core.