CVE-2013-0074Microsoft Silverlight Double Dereference Vulnerability

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."

7.8 HIGHEPSS 78.88%⚡ Known Exploited (CISA KEV)NVD: Analyzed

Last updated: 2026-08-14 05:16 UTC

OverviewCVSS details

7.8HIGHCVSS 3.1

Score source: NVD
NVD status: Analyzed
Published: Mar 13, 2013
Assigner: microsoft

Affected

silverlight (microsoft)

Versions: 5.0 before 5.1.20125.0
Fixed in: 5.1.20125.0

Exploitation

Public exploit: None listed
CISA KEV: Listed · May 25, 2022
KEV due date: Jun 15, 2022
Ransomware use: Known
SSVC: Exploitation active · Automatable no · Impact total

EPSS · FIRST, scored Nov 7

78.88%chance of exploitation in 30 days

Higher than 99.59% of CVEs

CVSS 3.1 · NVD

7.8High

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

Attack vector: Local
Attack complexity: Low
Privileges required: None
User interaction: Required
Scope: Unchanged
Confidentiality impact: High
Integrity impact: High
Availability impact: High

CVSS 2.0 · NVD

9.3High

AV:N/AC:M/Au:N/C:C/I:C/A:C

Attack vector: Network
Attack complexity: Medium
Authentication: None
Confidentiality impact: Complete
Integrity impact: Complete
Availability impact: Complete

NVD status: Analyzed

Overview Affected Products References

NVD CVE.org

Overview

Severity

Score	Severity	Version	Vector String
7.8	HIGH	3.1NVD	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
9.3	HIGH	2.0NVD	AV:N/AC:M/Au:N/C:C/I:C/A:C

CISA required action

⚡ Known exploited · remediation due Jun 15, 2022

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

Details

CVE ID: CVE-2013-0074
Status: Analyzed
Assigner (CNA): microsoft
Published: Mar 13, 2013
Last modified: 2026-08-14 05:16 UTC

Sources

Refreshed hourly from the sources above. Last fetched 2026-11-08 14:20 UTC.