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CVE-2026-65624: cowboy 2.0.0-pre.4 to before 2.18.0
CVE-2026-65624. EPSS 0.00666 (percentile 0.51222), scored 22-Oct-2026.
Affected technology
cowboy · 2.0.0-pre.4 to before 2.18.0
ninenines
cowboy · 309780a9fda145c262a47ac7811ffd50a0271c5b to before 3a34d8c1cfd94326466aa16a9017236691dc9c55
ninenines
Component: cowboy_http
Function: cowboy_http:parse_header/3, cowboy_http:parse_hd_value/6
File: src/cowboy_http.erl
Attack conditions (Source advisory, CVSS 4.0): Network (remote) · No privileges required · No user interaction required
What an attacker can do
An unauthenticated remote attacker can exhaust connection process memory over HTTP/1.1. Source advisory’s CVSS 4.0 assessment (base score 6.9/10) rates confidentiality and integrity impact as none; availability impact as low.
- CWE
- CWE-770
- CCR priority
- 0.2 /100 (P5)
- EPSS
- 0.00666 · percentile 0.5129 · 2026-10-24
- KEV
- no
Provenance
- FIRST EPSS daily exploit-probability · Source record · observed 2026-10-24 15:09:16.138216+00:00 UTC
- NVD CVE API 2.0 · Source record · observed 2026-10-24 15:07:27.951960+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-65624.html