Product / Microsoft
Microsoft Internet Explorer in CISA KEV
Answer CISA's KEV catalog lists 36 vulnerabilities in Microsoft Internet Explorer as of catalog 2026.09.23, 9.3% of Microsoft's 388 entries. First added 2021-11-03, latest 2026-05-20; 6 ransomware-linked.
- KEV entries
- 36
- Ransomware: known
- 616.7%
- First added
- 2021-11-03
- Latest added
- 2026-05-20
- Median days to due
- 21
- Open deadlines
- 0federal
TAdditions by year
| Year | Added |
|---|---|
| 2021 | 8 |
| 2022 | 22 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 2 |
| 2026 | 2 |
WWeaknesses
| CWE | Entries | Share |
|---|---|---|
| CWE-416 Use after free | 8 | 22.2% |
| CWE-119 Memory buffer bounds error | 6 | 16.7% |
| CWE-787 Out-of-bounds write | 5 | 13.9% |
| CWE-200 Information exposure | 4 | 11.1% |
| CWE-399 Resource management errors (category) | 3 | 8.3% |
| CWE-264 Permissions and access controls (category) | 3 | 8.3% |
| CWE-94 Code injection | 2 | 5.6% |
| CWE-843 Type confusion | 1 | 2.8% |
EAll entries
| CVE | Vulnerability | Added | Due | Ransomware | CWE |
|---|---|---|---|---|---|
| CVE-2010-0806 | Microsoft Internet Explorer Use-After-Free Vulnerability | Unknown | CWE-399 | ||
| CVE-2010-0249 | Microsoft Internet Explorer Use-After-Free Vulnerability | Unknown | CWE-416 | ||
| CVE-2010-3962 | Microsoft Internet Explorer Uninitialized Memory Corruption Vulnerability | Unknown | none listed | ||
| CVE-2013-3893 | Microsoft Internet Explorer Resource Management Errors Vulnerability | Unknown | CWE-399 | ||
| CVE-2012-4792 | Microsoft Internet Explorer Use-After-Free Vulnerability | Unknown | CWE-416 | ||
| CVE-2013-3163 | Microsoft Internet Explorer Memory Corruption Vulnerability | Unknown | CWE-94 | ||
| CVE-2012-4969 | Microsoft Internet Explorer Use-After-Free Vulnerability | Unknown | none listed | ||
| CVE-2015-2425 | Microsoft Internet Explorer Memory Corruption Vulnerability | Unknown | CWE-119 | ||
| CVE-2015-0071 | Microsoft Internet Explorer ASLR Bypass Vulnerability | Unknown | CWE-264 | ||
| CVE-2014-4123 | Microsoft Internet Explorer Privilege Escalation Vulnerability | Unknown | CWE-264 | ||
| CVE-2014-2817 | Microsoft Internet Explorer Privilege Escalation Vulnerability | Unknown | CWE-264 | ||
| CVE-2013-7331 | Microsoft Internet Explorer Information Disclosure Vulnerability | Unknown | CWE-200 | ||
| CVE-2017-0210 | Microsoft Internet Explorer Privilege Escalation Vulnerability | Unknown | none listed | ||
| CVE-2017-0149 | Microsoft Internet Explorer Memory Corruption Vulnerability | Unknown | CWE-119 | ||
| CVE-2016-3298 | Microsoft Internet Explorer Messaging API Information Disclosure Vulnerability | Unknown | CWE-200 | ||
| CVE-2016-0162 | Microsoft Internet Explorer Information Disclosure Vulnerability | Unknown | CWE-200 | ||
| CVE-2019-0676 | Microsoft Internet Explorer Information Disclosure Vulnerability | Unknown | none listed | ||
| CVE-2014-0322 | Microsoft Internet Explorer Use-After-Free Vulnerability | Unknown | CWE-416 | ||
| CVE-2015-2502 | Microsoft Internet Explorer Memory Corruption Vulnerability | Unknown | CWE-119 | ||
| CVE-2017-0059 | Microsoft Internet Explorer Information Disclosure Vulnerability | Unknown | CWE-200 | ||
| CVE-2016-0189 | Microsoft Internet Explorer Memory Corruption Vulnerability | Known | CWE-119 | ||
| CVE-2015-2419 | Microsoft Internet Explorer Memory Corruption Vulnerability | Unknown | CWE-119 | ||
| CVE-2013-2551 | Microsoft Internet Explorer Use-After-Free Vulnerability | Known | CWE-416 | ||
| CVE-2013-3897 | Microsoft Internet Explorer Use-After-Free Vulnerability | Unknown | CWE-399 | ||
| CVE-2013-1347 | Microsoft Internet Explorer Remote Code Execution Vulnerability | Unknown | CWE-94 | ||
| CVE-2017-0222 | Microsoft Internet Explorer Remote Code Execution Vulnerability | Unknown | CWE-119 | ||
| CVE-2019-0752 | Microsoft Internet Explorer Type Confusion Vulnerability | Known | CWE-843 | ||
| CVE-2014-1776 | Microsoft Internet Explorer Memory Corruption Vulnerability | Unknown | CWE-416 | ||
| CVE-2021-27085 | Microsoft Internet Explorer Remote Code Execution Vulnerability | Unknown | none listed | ||
| CVE-2021-26411 | Microsoft Internet Explorer Memory Corruption Vulnerability | Known | CWE-416 | ||
| CVE-2020-1380 | Microsoft Internet Explorer Scripting Engine Memory Corruption Vulnerability | Unknown | CWE-787 | ||
| CVE-2020-0968 | Microsoft Internet Explorer Scripting Engine Memory Corruption Vulnerability | Known | CWE-787 | ||
| CVE-2020-0674 | Microsoft Internet Explorer Scripting Engine Memory Corruption Vulnerability | Unknown | CWE-416 | ||
| CVE-2019-1429 | Microsoft Internet Explorer Scripting Engine Memory Corruption Vulnerability | Unknown | CWE-416, CWE-787 | ||
| CVE-2019-1367 | Microsoft Internet Explorer Scripting Engine Memory Corruption Vulnerability | Known | CWE-787 | ||
| CVE-2018-8653 | Microsoft Internet Explorer Scripting Engine Memory Corruption Vulnerability | Unknown | CWE-787 |
Cite this
CISA's KEV catalog lists 36 vulnerabilities in Microsoft Internet Explorer. Source: Telemetry analysis of the CISA Known Exploited Vulnerabilities catalog, version 2026.09.23 (released 2026-09-23). https://glide-telemetry.pages.dev/products/microsoft-internet-explorer/
Source: CISA KEV catalog v2026.09.23, released 2026-09-23. Windows end 2026-09-23.