CVE-2026-5186

MEDIUM 5.3

Nothings stb Multi-frame GIF File stb_image.h stbi__load_gif_main double free

CVSS Score

5.3

EPSS Score

0.0%

EPSS Percentile

2th

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.

CWE	CWE-415 CWE-119
Vendor	nothings
Product	stb
Published	Mar 31, 2026
Last Updated	Mar 31, 2026

Stay Ahead of the Next One

Get instant alerts for nothings stb

Be the first to know when new medium vulnerabilities affecting nothings stb are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

CVSS v3 Breakdown

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

Nothings / stb

2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 2.10 2.11 2.12 2.13 2.14 2.15 2.16 2.17 2.18 2.19 2.20 2.21 2.22 2.23 2.24 2.25 2.26 2.27 2.28 2.29 2.30

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/354254 vuldb.com: https://vuldb.com/vuln/354254/cti vuldb.com: https://vuldb.com/submit/780395

Credits

🔍 d0razi (VulDB User) VulDB