CVE-2023-36396
CVE-2023-36396 is a high-severity vulnerability in Microsoft Windows 11 22h2 with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-41.
Key facts
- Severity: High (CVSS 3.x base score 7.8)
- EPSS exploit prediction: 2% (74th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-41
- Affected product: Microsoft Windows 11 22h2
- Published:
- Last modified:
Description
Windows Compressed Folder Remote Code Execution Vulnerability
Frequently asked questions
- What is CVE-2023-36396?
- Windows Compressed Folder Remote Code Execution Vulnerability
- How severe is CVE-2023-36396?
- CVE-2023-36396 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2023-36396 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-36396?
- CVE-2023-36396 primarily affects Microsoft Windows 11 22h2. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2023-36396?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2023-36396 published?
- CVE-2023-36396 was published on 2023-11-14 and last updated on 2026-06-17.
References
Affected products (4)
- cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:arm64:*
- cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:x64:*
- cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:arm64:*
- cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:x64:*
More vulnerabilities in Microsoft Windows 11 22h2
- CVE-2025-49708 — Critical (CVSS 9.9): Use after free in Microsoft Graphics Component allows an authorized attacker to elevate privileges over a network.
- CVE-2025-53766 — Critical (CVSS 9.8): Heap-based buffer overflow in Windows GDI+ allows an unauthorized attacker to execute code over a network.
- CVE-2025-47981 — Critical (CVSS 9.8): Heap-based buffer overflow in Windows SPNEGO Extended Negotiation allows an unauthorized attacker to execute code over…
- CVE-2025-21307 — Critical (CVSS 9.8): Windows Reliable Multicast Transport Driver (RMCAST) Remote Code Execution Vulnerability
- CVE-2025-21298 — Critical (CVSS 9.8): Windows OLE Remote Code Execution Vulnerability
- CVE-2024-49112 — Critical (CVSS 9.8): Windows Lightweight Directory Access Protocol (LDAP) Remote Code Execution Vulnerability
All CVEs affecting Microsoft Windows 11 22h2 →
Other CWE-41 vulnerabilities
- CVE-2025-24470 — High (CVSS 8.6): An Improper Resolution of Path Equivalence vulnerability [CWE-41] in FortiPortal 7.4.0 through 7.4.2, 7.2.0 through…
- CVE-2026-5816 — High (CVSS 8.0): GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.10 before 18.10.4 and 18.11 before…
- CVE-2025-43298 — High (CVSS 7.8): A parsing issue in the handling of directory paths was addressed with improved path validation. This issue is fixed in…
- CVE-2024-30073 — High (CVSS 7.8): Windows Security Zone Mapping Security Feature Bypass Vulnerability
- CVE-2026-23674 — High (CVSS 7.5): Improper resolution of path equivalence in Windows MapUrlToZone allows an unauthorized attacker to bypass a security…
- CVE-2026-49401 — High (CVSS 7.3): Deno is a JavaScript, TypeScript, and WebAssembly runtime. Prior to 2.7.14, Deno's permission system enforces…