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Vulnerabilities CVE-2021-26411

CVE-2021-26411

High
Open
KEV
TLP:CLEAR

Internet Explorer Memory Corruption Vulnerability

NVD CVE.org

AI Analysis

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Description

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

Details

CVSS Score
8.8
EPSS Score ⓘ
80.67%

99.6th percentile

CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:H/A:L/E:P/RL:O/RC:C
Confidence
100%
Published
Mar 11, 2021
Last Modified
Aug 12, 2026
CISA KEV
Date Added
Nov 3, 2021
Patch Due
Nov 17, 2021
Used in ransomware campaigns
Required Action
Apply updates per vendor instructions.
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