What is CVE-2025-1052?

CVE-2025-1052 is a high-severity vulnerability in Mintty, classified under Heap-based Buffer Overflow. CVSS score: 8.8/10. Published 2025-02-11.

How severe is CVE-2025-1052?

High severity. CVSS v3 base score is 8.8 out of 10.

Buffer overflow in Mintty

CVE-2025-1052

Mintty Sixel Image Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Mintty. User interaction is required to exploit th…

Vulnerability class: Buffer Overflow

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

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Mintty — versions 3.7.1 (Git-2.45.1-64-bit.exe)
Mintty_project Mintty

Weakness classification (CWE)

CWE-122 — Heap-based Buffer Overflow
CWE-787 — Out-of-bounds Write

References

zdi-disclosures@trendmicro.com (x_research-advisory, Third Party Advisory)

Frequently asked questions

What is CVE-2025-1052?: CVE-2025-1052 is a high-severity vulnerability in Mintty, classified under Heap-based Buffer Overflow. CVSS score: 8.8/10. Published 2025-02-11.
How severe is CVE-2025-1052?: High severity. CVSS v3 base score is 8.8 out of 10.