CVE-2021-28465

Web Media Extensions Remote Code Execution Vulnerability

Description

Web Media Extensions Remote Code Execution Vulnerability

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 4.26% Top 15%
Vendor Advisory microsoft.com
Affected: Microsoft Web Media Extensions
Published at:
Updated at:

References

Link Tags
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28465 patch vendor advisory
https://www.zerodayinitiative.com/advisories/ZDI-21-572/ third party advisory
https://www.zerodayinitiative.com/advisories/ZDI-21-579/ third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-28465?
CVE-2021-28465 has been scored as a high severity vulnerability.
How to fix CVE-2021-28465?
To fix CVE-2021-28465, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-28465 being actively exploited in the wild?
It is possible that CVE-2021-28465 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~4% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-28465?
CVE-2021-28465 affects Microsoft Web Media Extensions.
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