Ubuntu 20.04 — flask — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 28 April 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-8104-1 Related CVEs: CVE-2026-27205 CVE-2023-30861 Upstream summary: Shourya Jaiswal discovered that Flask did not correctly mark certain web responses as user-specific. A remote attacker could possibly use this issue to […]