CVE-2010-3962

highpriority · act · 90OT risk · criticalKEV · exploitedEPSS 0.968 · 100 %ileexploit · functionalEUUS

grimoire priorityP0 · Act now

Exploitable?

Yes · in the wild

CISA KEV · 4 exploits · functional

Likely / severe?

96.8% (100th) EPSS

CVSS 9.3 · high

Is it mine?

4 products

Check your exposure

Who says so?

2 sources

enisa_euvd · nvd

added 2025-10-06remediate by 2025-10-27

required action Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

EPSS · scored 2026-10-27

Microsoft Internet Explorer Uninitialized Memory Corruption Vulnerability

Use-after-free vulnerability in Microsoft Internet Explorer 6, 7, and 8 allows remote attackers to execute arbitrary code via vectors related to Cascading Style Sheets (CSS) token sequences and the clip attribute, aka an "invalid flag reference" issue or "Uninitialized Memory Corruption Vulnerability," as exploited in the wild in November 2010.

cvss

Technical severity, 0–10. One row per scoring source.

9.3

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.09.3highAV:N/AC:M/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 8.6 · impact 10

v3.18.1highCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · ENISA EU

v3.18.1highCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondaryexploitability 2.2 · impact 5.9

v3.18.1highCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Hsecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: active · Automatable: yes · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-416USprimary

exploits (4)

Public proof-of-concept and weaponised exploit code.

EDB-15418Microsoft Internet Explorer - Memory Corruptionfunctional · exploit_db
EDB-15421Microsoft Internet Explorer 6/7/8 - Memory Corruptionfunctional · exploit_db
EDB-16551Microsoft Internet Explorer - CSS SetUserClip Memory Corruption (MS10-090) (Metasploit)functional · exploit_db
exploit/windows/browser/ms10_090_ie_css_clipMS10-090 Microsoft Internet Explorer CSS SetUserClip Memory Corruptionfunctional · metasploit

affected products (4)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
microsoft internet explorer= 6nvdUScpe:2.3:a:microsoft:internet_explorer:*:*:*:*:*:*:*:*
microsoft internet explorer= 7nvdUScpe:2.3:a:microsoft:internet_explorer:*:*:*:*:*:*:*:*
microsoft internet explorer= 8nvdUScpe:2.3:a:microsoft:internet_explorer:*:*:*:*:*:*:*:*

also known as (2)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

enisa_euvd nvd NVD CVE.org MITRE

published 2010-11-05modified 2026-06-16

related (12,235)

Related entries.

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Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
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Use after free in Dawn in Google Chrome prior to 146.0.7680.178 allowed a remote attacker who had compromised the renderer process to execute arbitrary code via a crafted HTML page…
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Use after free in CSS in Google Chrome prior to 145.0.7632.75 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security sever…

+12230 more

references (29)

External citations — patches, advisories, analysis.

scry

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