How severe is CVE-2013-0074?

CVE-2013-0074 has a CVSS 3.1 base score of 7.8 (HIGH). EPSS estimates a 78.9% probability of exploitation in the next 30 days. It is listed in the CISA Known Exploited Vulnerabilities catalog.

CVE-2013-0074: Microsoft Silverlight Double Dereference Vulnerability

CISA Known Exploited Vulnerabilities

Microsoft Silverlight Double Dereference Vulnerability is confirmed as actively exploited and is listed in the CISA KEV catalog.

Added to KEV

2022-05-25

Remediation due

2022-06-15

Ransomware

Known use

Required action
The impacted product is end-of-life and should be disconnected if still in use.

CISA notes
https://nvd.nist.gov/vuln/detail/CVE-2013-0074

Description

Microsoft Silverlight 5, and 5 Developer Runtime, before 5.1.20125.0 does not properly validate pointers during HTML object rendering, which allows remote attackers to execute arbitrary code via a crafted Silverlight application, aka "Silverlight Double Dereference Vulnerability."

Severity

CVSS 3.1 · CISA7.8 HIGH

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

SSVC · CISA-ADP

Exploitationactive

Automatableno

Technical impacttotal

Exploitation Context

as of October 17, 2026

All KEV statistics→

CISA added CVE-2013-0074 to the KEV catalog 3,360 days after its CVE record was published.
It is one of 391 Microsoft entries in the CISA KEV catalog, and one of 166 added in 2022.
Its current EPSS score (78.9%) is higher than that of 63% of CISA KEV entries.

Affected Products

Vendor	Product	Affected versions
-	-	n/a

References

4 Links

Vendor advisories

MS13-022

Third-party advisories

TA13-071A

Vulnerability databases

Record Details

Published

2013-03-13

Last updated

2026-08-14

Assigner (CNA)

microsoft

Credited to

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CVE record data © The MITRE Corporation, used under the CVE Terms of Use. Exploited-in-the-wild data from the CISA Known Exploited Vulnerabilities catalog (CC0). Exploit prediction scores by FIRST EPSS (first.org/epss). This site is not endorsed or certified by MITRE, NVD, CISA, or FIRST.