2fS%3aU%2fC%3aN%2fI%3aN%2fA%3aH&version=3.1">7.5</a></td><td>Unauthenticated control plane denial of service attack due to stack exhaustion</td></tr><tr><td style=white-space:nowrap><a href=/v1.25/news/security/istio-security-2022-003/>ISTIO-SECURITY-2022-003</a></td><td>February 22, 2022</td><td>All releases prior to 1.11.0<br>1.11.0 to 1.11.6<br>1.12.0 to 1.12.3<br>1.13.0<br></td><td class=score><a href="https://nvd.nist.gov/vuln-metrics/cvss/v3-calculator?vector=AV%3aN%2fAC%3aL%2fPR%3aN%2fUI%3aN%2fS%3aU%