CVE-2026-33824
Double free in Windows IKE Extension allows an unauthorized attacker to execute code over a network.
CVSS Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products (23)
| Vendor | Product | Version |
|---|---|---|
| microsoft | windows_10_1607 | * < 10.0.14393.9060 |
| microsoft | windows_10_1607 | * < 10.0.14393.9060 |
| microsoft | windows_10_1809 | * < 10.0.17763.8644 |
| microsoft | windows_10_1809 | * < 10.0.17763.8644 |
| microsoft | windows_10_21h2 | * < 10.0.19044.7184 |
| microsoft | windows_10_21h2 | * < 10.0.19044.7184 |
| microsoft | windows_10_21h2 | * < 10.0.19044.7184 |
| microsoft | windows_10_22h2 | * < 10.0.19045.7184 |
| microsoft | windows_10_22h2 | * < 10.0.19045.7184 |
| microsoft | windows_10_22h2 | * < 10.0.19045.7184 |
| microsoft | windows_11_23h2 | * < 10.0.22631.6936 |
| microsoft | windows_11_23h2 | * < 10.0.22631.6936 |
| microsoft | windows_11_24h2 | * < 10.0.26100.8246 |
| microsoft | windows_11_24h2 | * < 10.0.26100.8246 |
| microsoft | windows_11_25h2 | * < 10.0.26200.8246 |
| microsoft | windows_11_25h2 | * < 10.0.26200.8246 |
| microsoft | windows_11_26h1 | * < 10.0.28000.1836 |
| microsoft | windows_11_26h1 | * < 10.0.28000.1836 |
| microsoft | windows_server_2016 | * < 10.0.14393.9060 |
| microsoft | windows_server_2019 | * < 10.0.17763.8644 |
…and 3 more
GitHub Security Advisory GHSA-q6qf-3m2m-xq4f
Double free in Windows IKE Extension allows an unauthorized attacker to execute code over a network.
References (3)
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-33824 Vendor Advisory
- https://unit42.paloaltonetworks.com/autonomous-ai-cyber-attack-campaign/ Third Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-33824 US Government Resource
Risk Scores
Top 0% most likely to be exploited
CISA Known Exploited
Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.