Buffer overflow in Microsoft Windows_10_1507

CVE-2025-21180

Heap-based buffer overflow in Windows exFAT File System allows an unauthorized attacker to execute code locally.

Vulnerability class: Buffer Overflow

EPSS: 0.009 (54.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-21180?
CVE-2025-21180 is a high-severity vulnerability in Microsoft Windows_10_1507, classified under Heap-based Buffer Overflow. CVSS score: 7.8/10. Published 2025-03-11.
How severe is CVE-2025-21180?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2025-21180 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.