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CVE-2010-3962

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 Cor…

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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 8.1 (HIGH) KEV: KNOWN CATALOG

Attention and evidence

HYPE SCORE
0.0/10
REALITY · THREAT PRIORITY
8.7/10
General review priority; not probability

Evidence confidence: Exploitation recorded

Why this priority?
  • Recorded exploitation baseline: +7.00
  • Technical severity: CVSS 8.1: +1.21
  • Fresh EPSS: 96.83%: +0.48

General review priority, not probability, victim count or asset-specific risk. A range covers missing CVSS/EPSS inputs within the current evidence state.

Sources: 3 documents and public datasets.

Hype components

Headline sample (25%)
0/100
Press, 30 days (60%)
0/100
Grounded branding (15%)
0/100
HYPE TOTAL0/100

Sources and documents

Recorded Future
Press · 06 Nov 2025, 08:00 · October 2025 CVE Landscape: 32 High-Impact Vulnerabilities Demand Immediate Attention - Recorded Future
SECURITY.COM
Press · 06 May 2019, 07:00 · Buckeye: Espionage Outfit Used Equation Group Tools Prior to Shadow Brokers Leak - SECURITY.COM
Recorded Future
Press · 29 Apr 2014, 07:00 · Tracking the Clandestine Fox - Recorded Future

Score evolution

● Hype   ● Reality

Earlier evidence-support scores are retained in history; this chart shows only the current priority definition.

First record: hype 0.0 · reality 8.7 (2026-11-02 15:11). The curve appears once the score changes.

Public exploit evidence

3

Public exploit entries / repo candidates

Source entries and unverified repository candidates are counted separately.

Public exploit evidence
Evidence context and dated references

Reality is general threat/review priority, combining observed exploitation, CVSS severity and fresh EPSS. Evidence confidence is separate. This is not calibrated risk, a victim count or an asset-specific assessment. A range reflects missing numeric inputs.

Evidence in context

Confidence in exploitation evidence
Exploitation recorded
Priority basis
Recorded exploitation; CVSS 8.1; EPSS 96.8%
Attention, last 30 days
0 distinct story titles; 0 press documents; 0 publisher domains.
Technical potential
network access, no prior privileges, no user interaction, additional attack conditions.
Observed activity
Exploitation recorded in CISA KEV.
Known scale
Not quantified.
Evidence confidence basis
Trusted exploitation confirmation

Score evaluated: 2026-11-05 13:57:25.923231+00:00 · EPSS snapshot: 2026-11-05T12:03:04Z

Source event timeline
Published
05 Nov 2010, 16:28
First press mention
29 Apr 2014, 07:00
Added to the CISA KEV catalog
06 Oct 2025, 00:00
Latest press mention
06 Nov 2025, 08:00
Score calculated
05 Nov 2026, 13:57
PoCs on GitHub
3 repositories