Debian 11 — ruby-sinatra — multiple vulnerabilities (4 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2022-29970 CVE-2022-45442 CVE-2024-21510 CVE-2025-61921 Upstream summary: Sinatra before 2.2.0 does not validate that the expanded path matches public_dir when serving static files. Table of contents Symptom & Impact […]