CVE-2020-17053

Name: CVE-2020-17053
Creator: NVD / NIST
Published: 2020-11-11T07:15:16.763+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 2.94%

Last modified Jun 17, 2026

CVE-2020-17053 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Internet Explorer Memory Corruption Vulnerability. EPSS estimates a 2.94% chance of exploitation in the next 30 days.

Description

Internet Explorer Memory Corruption Vulnerability

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability

2.94%

85.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Microsoft	Internet Explorer	11

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-17053Patch, Vendor Advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-17053Patch, Vendor Advisory

Timeline

Published: Nov 11, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-17053?

Internet Explorer Memory Corruption Vulnerability

How severe is CVE-2020-17053?

CVE-2020-17053 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 2.94% probability of exploitation in the next 30 days.

How do I fix CVE-2020-17053?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-17053?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST