CVE-2026-23766

{"id": "CVE-2026-23766", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "cve@mitre.org", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 4.1, "attackVector": "ADJACENT_NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 2.3}]}, "published": "2026-01-15T20:16:06.057", "references": [{"url": "https://github.com/istio/istio/issues/58781", "source": "cve@mitre.org"}, {"url": "https://github.com/istio/istio/pull/58785", "source": "cve@mitre.org"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Primary", "source": "cve@mitre.org", "description": [{"lang": "en", "value": "CWE-88"}]}], "descriptions": [{"lang": "en", "value": "Istio through 1.28.2 allows iptables rule injection for changing firewall behavior via the traffic.sidecar.istio.io/excludeInterfaces annotation. NOTE: the reporter's position is \"this doesn't represent a security vulnerability (pod creators can already exclude sidecar injection entirely).\""}], "lastModified": "2026-01-16T15:55:12.257", "sourceIdentifier": "cve@mitre.org"}