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OpenAdvisories
High · 8.7 CVE-2026-54722 EUVD-2026-51232GHSA-cg4g-m8jx-vjv2

dssrf: there a critical security bug with remove_at_symbol_in_string

Published Jul 30, 2026 · Updated Jul 30, 2026 · Assigned by GitHub_M

Description

DSSRF is a Node.js library that provides a wide range of utilities and advanced SSRF defense checks. Prior to 1.0.4, is_url_safe in src/helpers.ts strips the @ userinfo delimiter with remove_at_symbol_in_string before new URL parses the URL, allowing an attacker-controlled URL to bypass internal-IP validation and cause a client using the original URL to reach an internal service. This issue is fixed in version 1.0.4.

Affected products

VendorProductAffectedFixed
HackingRepo dssrf-js < 1.0.4 —

Affected packages

EcosystemPackageAffectedFixedRecord
npm dssrf < 1.0.4 1.0.4 GHSA-cg4g-m8jx-vjv2

References