CVE-2026-2016

MEDIUM

happyfish100 libfastcommon <1.0.84 - Buffer Overflow

Title source: llm

Description

A security vulnerability has been detected in happyfish100 libfastcommon up to 1.0.84. Affected by this vulnerability is the function base64_decode of the file src/base64.c. The manipulation leads to stack-based buffer overflow. Local access is required to approach this attack. The exploit has been disclosed publicly and may be used. The identifier of the patch is 82f66af3e252e3e137dba0c3891570f085e79adf. Applying a patch is the recommended action to fix this issue.

Scores

CVSS v3 5.3
EPSS 0.0002
EPSS Percentile 6.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Classification

CWE
CWE-119 CWE-121 CWE-787
Status published

Affected Products (1)

happyfish100/libfastcommon < 1.0.84

Timeline

Published Feb 06, 2026
Tracked Since Feb 18, 2026