CVE-2026-84782: High-Severity OpenSSL DTLS Flaw Exposes Heap Memory and Enables DoS
ID: 9f2b5575-57f1-52a9-938f-f758bb176f67
STIX ID: report--9f2b5575-57f1-52a9-938f-f758bb176f67
Feed Name: SOC Prime Blog
Threat Score
**Executive Summary:** OpenSSL disclosed CVE-2026-84782, an 8.2 CVSS DTLS retransmission vulnerability that can leak heap memory or crash DTLS-using applications (VPN, VoIP, WebRTC, IoT). Patches were released across supported branches (e.g., 4.0.3, 3.6.5, 3.5.9, 3.4.8); no confirmed active exploitation was reported, and defenders are advised to inventory DTLS dependencies, apply updates, and monitor for abnormal DTLS handshake behavior.
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