High 8.8Known exploited (CISA KEV)Published Jul 10, 2013

CVE-2013-3163Microsoft Internet Explorer 8 through 10 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "Internet Explorer Memory Corru…

Updated under an hour ago (2026-10-19 07:50 UTC)

Does this affect you?

It affects microsoft internet_explorer. Add what you run to find out whether that includes you.

CISA lists it as known exploited since Mar 30, 2023; federal agencies had to remediate by Apr 20, 2023. Treat that date as your deadline.

Do this next

Start free and add your stack

Free account, 1 product

Every CVE for microsoft internet_explorer

Exploited in the last 30 days

Microsoft Internet Explorer 8 through 10 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "Internet Explorer Memory Corruption Vulnerability," a different vulnerability than CVE-2013-3144 and CVE-2013-3151.

CVSS: 8.8 HIGH (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-787
Known exploited: Added to CISA KEV Mar 30, 2023; federal remediation due Apr 20, 2023The impacted product is end-of-life and should be disconnected if still in use.
EPSS (exploitation in the next 30 days): 70.68% (percentile 99)
Assigned by: microsoft
NVD analysis: Analyzed
Record last updated: Oct 22, 2025
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

microsoft internet_explorer microsoft:internet_explorer	8; 9; 10	NVD

References

https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-055vendor-advisory, x-refsource-ms, patch
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17363vdb-entry, signature, x-refsource-oval, broken-link
http://www.us-cert.gov/ncas/alerts/TA13-190Athird-party-advisory, x-refsource-cert, us-government-resource
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2013-3163us-government-resource

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.