CVE-2026-50887: shlink has a Server-Side Request Forgery issue

June 15, 2026 (updated August 27, 2026)

A Server-Side Request Forgery (SSRF) in the automatic short URL title resolution component of shlink v5.0.1 allows attackers to scan internal resources via supplying a crafted longUrl.

References

gist.github.com/pyuysig/9de95fb39eb089a4346570d791af99a6
github.com/advisories/GHSA-p85r-x2wj-mxqj
nvd.nist.gov/vuln/detail/CVE-2026-50887

Code Behaviors & Features

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