CVE-2025-55152 is a denial-of-service vulnerability affecting oak middleware versions 17.1.5 and below, which is used in Deno, Node.js, Cloudflare Workers, and Bun. Attackers can significantly slow down an oak server by sending specially crafted x-forwarded-proto or x-forwarded-for headers. This vulnerability has a CVSS score of 5.3 (Medium) with low attack complexity and no user interaction required, leading to a low impact on availability. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
| Oakserver | Oak | < 17.1.6CNA affected |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
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The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.