Buffer overflow in Mcc Universal Library For Linux (Uldaq)

CVE-2026-19477

There is stack-based buffer overflow vulnerability recently discovered in MCC Universal Library for Linux (uldaq).  This may result in information disclosure or arbitrary code execution. This vulnerability affects MCC Universal Library for Linux (uldaq) v1.2.1 and prior versions.

Vulnerability class: Buffer Overflow

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)

References

Frequently asked questions

What is CVE-2026-19477?
CVE-2026-19477 is a high-severity vulnerability in Mcc Universal Library For Linux (Uldaq), classified under Stack-based Buffer Overflow. CVSS score: 7.8/10. Published 2026-09-17.
How severe is CVE-2026-19477?
High severity. CVSS v3 base score is 7.8 out of 10.