CVE-2026-70586

Published Sep 8, 2026

Last updated 6 days ago

Overview

AI description

Automated description summarized from trusted sources.

CVE-2026-70586 is a recently identified vulnerability affecting Windows Paint, categorized as a heap-based buffer overflow. This flaw enables an unauthorized attacker to execute code remotely over a network. The vulnerability has a network attack vector, low attack complexity, and requires no special privileges, though user interaction is necessary for exploitation.

Description
Heap-based buffer overflow in Windows Paint allows an unauthorized attacker to execute code over a network.
Source
secure@microsoft.com
NVD status
Awaiting Analysis

Risk scores

CVSS 3.1

Type
Secondary
Base score
8.8
Impact score
5.9
Exploitability score
2.8
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Severity
HIGH

Weaknesses

secure@microsoft.com
CWE-122

Social media

Hype score
Not currently trending

References

Sources include official advisories and independent security research.