CVE-2026-54399
Apache Software Foundation Apache HttpComponents Core, httpcomponents core
Uncontrolled Resource Consumption vulnerability in the HTTP/1.1 message parser in Apache HttpComponents Core (5.4.2 and earlier, 5.5-beta1 and earlier) allows an remote attacker to cause a denial of service through memory exhaustion by sending messages with excessive number of headers / excessive header length
- CVSS
- 7.5
- EPSS
- 0.56% 43.6% percentile
- CISA KEV
- Not listed
- Published
- 2026.07.02