CVE-2023-36424
Actively exploited. CVE-2023-36424 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2026-04-13) — exploitation has been observed in the wild, and US federal agencies are required to remediate it under BOD 22-01. Treat patching as urgent.
Public exploit code is available. Proof-of-concept or working exploit code for CVE-2023-36424 is indexed in GitHub PoC. Expect opportunistic scanning and exploitation attempts — prioritize remediation.
Microsoft Windows Common Log File System Driver contains an out-of-bounds read vulnerability that could allow a threat actor for privileges escalation
CSIRTS triage
- What
- Microsoft Windows Common Log File System Driver contains an out-of-bounds read vulnerability that could allow a threat actor for privileges escalation.
- Who is affected
- Users of Microsoft Windows.
- Urgency
- Remediation is critical due to active exploitation and the severity of the vulnerability.
- Action
- Update Microsoft Windows to the latest version.
AI-assisted analysis generated from the source advisory — verify against the original.
⚡ Watch CVE-2023-36424
Get an email if CVE-2023-36424 is added to CISA KEV, gains public exploit code, or a new advisory cites it — max one per day, one-click unsubscribe.
Exploitation outlook
- Exploitation confirmedAlready exploited in the wild (CISA KEV) — the prediction phase is over. Patch now. Riskier than 96% of all EPSS-scored CVEs.
Exploit availability
Public exploit or proof-of-concept code for CVE-2023-36424 is indexed in these free datasets. Available exploit code raises real-world risk independent of the CVSS score.
- GitHub PoCPublic proof-of-concept repositories on GitHub reference this CVE.look it up ↗
Advisory coverage (1)
- criticalexploitedCVE-2023-36424: Microsoft Windows Out-of-Bounds Read Vulnerabilitycisa-kev · 2026-04-13
External references
Embed the live status
— this badge updates automatically when the KEV or exploit status changes. How to embed it →
[](https://www.csirts.com/cve/CVE-2023-36424)