CVE-2025-24991
Actively exploited. CVE-2025-24991 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2025-03-11) — exploitation has been observed in the wild, and US federal agencies are required to remediate it under BOD 22-01. Treat patching as urgent.
Microsoft Windows New Technology File System (NTFS) contains an out-of-bounds read vulnerability that allows an authorized attacker to disclose information locally.
CSIRTS triage
- What
- This vulnerability allows an authorized attacker to disclose information locally through an out-of-bounds read.
- Who is affected
- Authorized attackers on systems using NTFS are affected.
- Urgency
- Remediation is urgent due to active exploitation and critical severity.
- Action
- Apply the latest security updates for Windows NTFS.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Exploitation confirmedAlready exploited in the wild (CISA KEV) — the prediction phase is over. Patch now. Riskier than 77% of all EPSS-scored CVEs.
Advisory coverage (1)
- criticalexploitedCVE-2025-24991: Microsoft Windows NTFS Out-Of-Bounds Read Vulnerabilitycisa-kev · 2025-03-11
External references
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