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Vulnerability DatabaseCVE-2024-45506

CVE-2024-45506: 
HAProxy vulnerability analysis and mitigation

HAProxy 2.9.x before 2.9.10, 3.0.x before 3.0.4, and 3.1.x through 3.1-dev6 allows a remote denial of service for HTTP/2 zero-copy forwarding (h2_send loop) under a certain set of conditions, as exploited in the wild in 2024.

Source: NVD

Related HAProxy vulnerabilities:

CVE ID

Severity

Score

Technologies

Component name

CISA KEV exploit

Has fix

Published date

CVE-2026-55203CRITICAL9
  • HAProxy logoHAProxy
  • haproxy.src
NoYesJun 18, 2026
CVE-2026-55204HIGH8.7
  • HAProxy logoHAProxy
  • haproxy-2.6
NoYesJun 18, 2026
CVE-2026-33555MEDIUM5.8
  • HAProxy logoHAProxy
  • haproxy-2.6
NoYesApr 13, 2026
CVE-2026-26081MEDIUM4.8
  • HAProxy logoHAProxy
  • cpe:2.3:a:haproxy:haproxy
NoYesJul 20, 2026
CVE-2026-26080LOW3.7
  • HAProxy logoHAProxy
  • cpe:2.3:a:haproxy:haproxy
NoYesJul 20, 2026

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