Is CVE-2026-5185 actively exploited?

No active exploitation of CVE-2026-5185 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-5185 be exploited remotely?

No. CVE-2026-5185 requires local access to exploit.

What is the CVSS score of CVE-2026-5185?

CVE-2026-5185 has a CVSS score of 5.3 (MEDIUM).

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MEDIUM

CVE-2026-5185

CWE-119Published: March 31, 2026· Updated: Apr 1, 2026

5.3

CVSS v3.1

EPSS:0.01%probability of exploitation in 30 daysPercentile:1.6th

Official Description

A security flaw has been discovered in Nothings stb_image up to 2.30. This affects the function stbi__gif_load_next of the file stb_image.h of the component Multi-frame GIF File Handler. The manipulation results in heap-based buffer overflow. The attack requires a local approach. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

NVD Source

Technical Analysis

CVE-2026-5185 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

From a weakness classification perspective (CWE-119): Buffer overflow vulnerabilities can lead to arbitrary code execution or denial of service by corrupting adjacent memory.