CVE-2021-26419

PoC —

CVSS 3.1

7.5 high

EPSS

23%p98

Published

May 11, 2021 (May 11, 2021)

Modified

Jun 17, 2026

Description

Scripting Engine Memory Corruption Vulnerability

Vendors: microsoft
Products: internet explorer
Weakness: CWE-787
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (22.8%)

In the news3 stories

Latest Microsoft Windows Updates Patch Dozens of Security Flaws

The Hacker NewsFeb 3, 03:59 UTC · Feb 3, 2026Vulnerability in the wildCVE-2021-31166 CVE-2021-28476 CVE-2021-26419+4 CVEs

60

May 2021 Patch Tuesday: Adobe fixes exploited Reader 0-day, Microsoft patches 55 holes

Help Net SecurityJun 8, 18:28 UTC · Jun 8, 2021Vulnerability in the wildCVE-2021-28550 CVE-2021-21084 CVE-2021-31166+4 CVEs

60

Microsoft Patch Tuesday, May 2021 Edition

Krebs on SecurityMay 11, 20:38 UTC · May 11, 2021Vulnerability CVE-2021-31166 CVE-2021-26419 CVE-2020-24587

60