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OSV security advisoryHigh

High advisory for libsoup3

ROOT-OS-DEBIAN-13-CVE-2026-4271 · Reported 4 Nov 2026

Full advisory details, affected packages, severity context, and original source.

Affected technology

libsoup3Linux ecosystem

Advisory overview

Root has patched CVE-2026-4271 in the libsoup3 package for Root:Debian:13. Multiple fixed versions available.

Affected packages and releases

Root:Debian:13 / libsoup3

introduced: 0 · fixed: 3.6.5-3.aikido.4 · fixed: 3.6.5-3.aikido.3 · fixed: 3.6.5-3.root.io.1 · fixed: 3.6.5-3.root.io.2 · fixed: 3.6.5-3.aikido.5 · fixed: 3.6.5-3.aikido.6 · fixed: 3.6.5-3.aikido.7 · fixed: 3.6.5-3.aikido.8 · fixed: 3.6.5-3.aikido.9

Root:Debian:13 / rootio-libsoup3

introduced: 0 · fixed: 3.6.5-3.aikido.4 · fixed: 3.6.5-3.aikido.3 · fixed: 3.6.5-3.root.io.1 · fixed: 3.6.5-3.root.io.2 · fixed: 3.6.5-3.aikido.5 · fixed: 3.6.5-3.aikido.6 · fixed: 3.6.5-3.aikido.7 · fixed: 3.6.5-3.aikido.8 · fixed: 3.6.5-3.aikido.9

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CVE-2026-4271 in libsoup3 - Patched by Root | Security report | Cevnitra