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CVE-2026-44232: dssrf: every IPv6 category bypasses is_url_safe

May 6, 2026 (updated June 18, 2026)

A vulnerability on dssrf allow, an attacker to use, one of them following ipv6

Input	Category
http://[::1]/	IPv6 loopback
http://[fc00::1]/	IPv6 ULA
http://[fe80::1]/	IPv6 link-local
http://[::ffff:127.0.0.1]/	IPv4-mapped loopback
http://[::ffff:169.254.169.254]/	IPv4-mapped IMDS
http://[::ffff:100.64.0.1]/	IPv4-mapped CGNAT
http://[64:ff9b::7f00:1]/	NAT64 well-known prefix
http://[64:ff9b:1::1]/	NAT64 local-use (RFC 8215)
http://[5f00::1]/	SRv6 SID (RFC 9602)
http://[3fff::1]/	IPv6 documentation (RFC 9637)
http://[fec0::1]/	IPv6 site-local (deprecated, RFC 3879)
http://[::127.0.0.1]/	IPv4-compatible IPv6

one of those to bypass dssrf and the attacker get SSRF, we claim that ipv6 disabled entirely that is wrong on our documentation

References

  • github.com/HackingRepo/dssrf-js/security/advisories/GHSA-8p33-q827-ghj5
  • github.com/advisories/GHSA-8p33-q827-ghj5
  • nvd.nist.gov/vuln/detail/CVE-2026-44232

Code Behaviors & Features

Detect and mitigate CVE-2026-44232 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Dependency Scanning using SBOM also detects vulnerabilities from proprietary advisories that this site does not include. Learn more about Dependency Scanning using SBOM →

Affected versions

All versions before 1.0.3

Fixed versions

  • 1.0.3

Solution

Upgrade to version 1.0.3 or above.

Impact 7.5 HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Learn more about CVSS

Weakness

  • CWE-791: Incomplete Filtering of Special Elements

Source file

npm/dssrf/CVE-2026-44232.yml

Spotted a mistake? Edit the file on GitLab.

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