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CVE-2021-26411 CISA KEV · Actively exploitedLinked to ransomware

Internet Explorer Memory Corruption Vulnerability

CVSS score

8.8

EPSS probability

%80.8

Risk score

14.2

Published

5 y ago

Vulnerability Timeline (Change History)

CVE-2021-26411 historical changes made to the vulnerability by NVD, CISA and MITRE:

DateActor / SourceAction / DescriptionTypePrevious valueNew value
01.10.2026nvd@nist.govInitial Analysis & CVSS Vector AssignmentCVSS V3.1—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
03.11.2021CISA CoordinatorAdded to KEV Catalog (Active Exploitation)SSVC / KEVexploitation: noneexploitation: active
11.03.2021MITRE / NVDNew CVE Record Received & IngestedCVE Created—CVE-2021-26411

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