CVE-2026-5186

| EUVD-2026-17340 MEDIUM
2026-03-31 VulDB GHSA-593x-hf83-hmrv
4.8
CVSS 4.0
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CVSS Vector

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
X

Lifecycle Timeline

3
Analysis Generated
Mar 31, 2026 - 08:00 vuln.today
EUVD ID Assigned
Mar 31, 2026 - 08:00 euvd
EUVD-2026-17340
CVE Published
Mar 31, 2026 - 07:30 nvd
MEDIUM 4.8

Tags

Information Disclosure

Description

A weakness has been identified in Nothings stb up to 2.30. This impacts the function stbi__load_gif_main of the file stb_image.h of the component Multi-frame GIF File Handler. This manipulation causes double free. The attack requires local access. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Analysis

Double free vulnerability in Nothings stb library (up to version 2.30) in the multi-frame GIF file handler function stbi__load_gif_main allows local authenticated attackers to cause information disclosure and memory corruption. Public exploit code is available. …

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Priority Score

24
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +24
POC: 0

Vendor Status

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CVE-2026-5186 vulnerability details – vuln.today
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