Description
oak is a middleware framework for Deno's native HTTP server, Deno Deploy, Node.js 16.5 and later, Cloudflare Workers and Bun. In versions 17.1.5 and below, it's possible to significantly slow down an oak server with specially crafted values of the x-forwarded-proto or x-forwarded-for headers.
Published: 2025-08-09
Score: 5.3 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

No remediation available yet.

Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2025-24026 Oak Server has ReDoS in x-forwarded-proto and x-forwarded-for headers
Github GHSA Github GHSA GHSA-r3v7-pc4g-7xp9 Oak Server has ReDoS in x-forwarded-proto and x-forwarded-for headers
History

Tue, 12 Aug 2025 12:15:00 +0000

Type Values Removed Values Added
First Time appeared Oakserver
Oakserver oak
Vendors & Products Oakserver
Oakserver oak

Mon, 11 Aug 2025 14:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Sat, 09 Aug 2025 01:45:00 +0000

Type Values Removed Values Added
Description oak is a middleware framework for Deno's native HTTP server, Deno Deploy, Node.js 16.5 and later, Cloudflare Workers and Bun. In versions 17.1.5 and below, it's possible to significantly slow down an oak server with specially crafted values of the x-forwarded-proto or x-forwarded-for headers.
Title oak: ReDoS in x-forwarded-proto and x-forwarded-for headers
Weaknesses CWE-1333
CWE-400
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L'}


cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2025-08-11T13:33:40.071Z

Reserved: 2025-08-07T18:27:23.305Z

Link: CVE-2025-55152

cve-icon Vulnrichment

Updated: 2025-08-11T13:33:16.293Z

cve-icon NVD

Status : Deferred

Published: 2025-08-09T02:15:38.033

Modified: 2026-04-15T00:35:42.020

Link: CVE-2025-55152

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-08-12T11:47:13Z

Weaknesses