CVE-2026-71246 — Pixelfed - Authenticated SSRF via Remote URL Search
Pixelfed's SearchController (behind the auth middleware) accepts a URL via its remote-search parameters and fetches it server-side through ActivityPubFetchService, whose validat…
Published: 2026-08-05 · CVSS: 4.3 · CVSS 3.1
Pixelfed's SearchController (behind the auth middleware) accepts a URL via its remote-search parameters and fetches it server-side through ActivityPubFetchService, whose validateUrl only blocks the literal hosts 127.0.0.1, localhost, and ::1 and requires https, without checking the resolved IP against private, internal, or link-local ranges (e.g. 169.254.169.254).
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7