CVE-2026-33824
Windows Internet Key Exchange (IKE) Service Extensions Remote Code Execution Vulnerability
- Published
- Apr 14, 2026
- Updated
- Aug 19, 2026
- Assigning CNA
- microsoft
- Evidence observed
- Aug 18, 2026
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HHigh · next 30 days
- Percentile
- 99.4%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
CISA Known Exploited
This CVE appears in the CISA Known Exploited Vulnerabilities catalog.
Summary
Double free in Windows IKE Extension allows an unauthorized attacker to execute code over a network.
Sources
2- CVE-2026-33824Research
In-depth analysis of CVE-2026-33824, a critical Windows IKE remote code execution vulnerability, covering exploitation techniques, detection strategies, and remediation steps.
- IKEV2-POCExploit
IKEv2, ikeext.dll, CVE-2026-33824, double free, heap grooming, ROP, SKF fragmentation, Windows exploit, anti-debug, obfuscation, API hooking, shellcode, reverse shell
Responsible use
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