CVE-2021-26411

Internet Explorer Memory Corruption Vulnerability

State: Published
Severity: 8.8 High
Published: Mar 11, 2021
Updated: Oct 1, 2026
Reserved: Jan 29, 2021

Description

Internet Explorer Memory Corruption Vulnerability

Scores

CVSS	Score	Vector	Source
3.1	8.8 High	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	microsoft

Weaknesses

CWE-416 Use After Free

Affected Products

Product	Versions
Internet Explorer 11Microsoft	1.0.0 to before 10.0.17134.2087Affected
Internet Explorer 9Microsoft	1.0.0 to before 6.0.6003.21070Affected
Microsoft Edge (EdgeHTML-based)Microsoft	1.0..0 to before 10.0.17134.2087Affected

References

Internet Explorer Memory Corruption Vulnerabilityvendor-advisorypatch
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26411
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-26411government-resource

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