CVE-2026-26080

Summary

HAProxy Community Edition 3.2.x through 3.3.x before 3.3.3 can enter a loop or crash because varint is mishandled. HAProxy Enterprise and ALOHA are also affected.

Affected Software

VendorProductVersion RangeStatus
HAProxyHAProxy3.2 < 3.2.12affected
HAProxyHAProxy3.3 < 3.3.3affected

Weaknesses

  • CWE-252: CWE-252 Unchecked Return Value

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References