CVE-2021-26411CISA KEVEPSS p99.6%

CVE-2021-26411Microsoft Internet Explorer Memory Corruption Vulnerability

Microsoft / Internet Explorer

Description

Microsoft Internet Explorer contains an unspecified vulnerability that allows for memory corruption.

Scoring

CVSS 8.8 ()
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:H/A:L
EPSS80.77% probability of exploitation · percentile 99.6% · 2026-10-02T12:00:20Z
Last modified2026-10-01

CISA KEV entry

Added to KEV: 2021-11-03

(incoming)1

TypeTargetConfidenceTier
KEVEntryMicrosoft Internet Explorer Memory Corruption Vulnerabilitykev-cve-2021-264110%live

Related by meaning· 3

Nearest entities by semantic similarity across the cs-graph corpus.

CVE
Microsoft Internet Explorer Scripting Engine Memory Corruption Vulnerability
CVE
Microsoft Edge and Internet Explorer Memory Corruption Vulnerability
CVE
Microsoft Internet Explorer Remote Code Execution Vulnerability
Sourced from NVD + CISA KEV + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.