Windows IKE RCE: Patched in April, Exploited Now

CVE-2026-33824 Windows IKE RCE is now actively exploited despite an April patch. CVSS 9.8, no auth needed. See who's affected and what to check today.

CVE-2026-33824 Windows IKE RCE has gone from a quietly patched bug in April to an actively exploited flaw four months later: CISA added it to its Known Exploited Vulnerabilities catalog on August 18, 2026, giving U.S. federal agencies until August 21 to patch — while Microsoft’s own advisory still lists it as not exploited. What…

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