Buffer overflow in Libming

CVE-2025-66877

Buffer overflow vulnerability in function dcputchar in decompile.c in libming 0.4.8.

Vulnerability class: Buffer Overflow

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.003 (23.9th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 24th percentile — 23.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-66877: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-66877?
CVE-2025-66877 is a high-severity vulnerability in Libming, classified under Stack-based Buffer Overflow. CVSS score: 7.5/10. Published 2025-12-29.
How severe is CVE-2025-66877?
High severity. CVSS v3 base score is 7.5 out of 10.