Skip to content
WatchlistHigh

CVE-2013-0090Internet Explorer Vulnerability

Use-after-free vulnerability in Microsoft Internet Explorer 6 through 10 allows remote attackers to execute arbitrary code via a crafted web site that triggers access to a deleted object, aka "Internet Explorer CCaret Use After Free Vulnerability."

Published Mar 12, 2013 · Updated Apr 28, 2026

Key Facts

Patch immediately
  • CVE-2013-0090 is a high-severity vulnerability (CVSS 8.8 v3.1) affecting Internet Explorer (Microsoft).
  • It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
  • EPSS estimates a 38% probability of exploitation in the next 30 days.
  • No fixed version is listed yet; check the vendor advisory for mitigations.
  • Brandefense priority: patch immediately, because public exploit code exists for a high-severity flaw.

Scores

CVSS v3.1

8.8

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

EPSS (30-day exploit likelihood)

38%

Higher than 98.5% of all scored CVEs

Exploit maturity

Proof of concept

ATLAS score

36/100

Publication score, see How it works

Exploitation Verdict

KEV listed

Not listed

Federal due date

None

No federal due date

Ransomware use

Not reported

Attributed actors

None named

Exploit & Defence Guidance

Exploit maturity

Proof of concept

Public exploit code

1

Proof-of-concept links

In-the-wild evidence

0

Reports of active use

Description

Use-after-free vulnerability in Microsoft Internet Explorer 6 through 10 allows remote attackers to execute arbitrary code via a crafted web site that triggers access to a deleted object, aka "Internet Explorer CCaret Use After Free Vulnerability."

Affected Products

5 affected entries in total
ProductAffected versionsFixed in
Internet ExplorerMicrosoft10, 6, 7, 8, 9n/a

Timeline

  1. Publicly disclosed

    Mar 12, 2013

  2. Last updated

    Apr 28, 2026

Weakness Type

  • CWE-399

FAQ

Common Questions.

Is CVE-2013-0090 On Your Attack Surface?

Brandefense matches it against the products discovered on your perimeter and opens a finding the day a CVE like this is listed.

Request A Demo

Figures as of Oct 20, 2026. Compiled by Brandefense technologies from public vulnerability catalogs; scoring as described in How it works.

To report an error, contact Brandefense.