Ubuntu 20.04 — python-flask-cors — multiple vulnerabilities (6 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-7612-1 Related CVEs: CVE-2024-6839 CVE-2024-6866 CVE-2024-6844 CVE-2024-6221 CVE-2024-1681 CVE-2020-25032 Upstream summary: It was discovered that Flask-CORS did not correctly handle certain regular expressions. A remote attacker could possibly use this […]