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CVE-2014-0322

Use-after-free vulnerability in Microsoft Internet Explorer 9 and 10 allows remote attackers to execute arbitrary code via vectors involving crafted JavaScript code, CMarkup, and the onpropertychange attribute of a script element, as exploited in the wild in January and February …

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Use-after-free vulnerability in Microsoft Internet Explorer 9 and 10 allows remote attackers to execute arbitrary code via vectors involving crafted JavaScript code, CMarkup, and the onpropertychange attribute of a script element, as exploited in the wild in January and February 2014.
CVSS 8.8 (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 8.8: +1.32
  • Fresh EPSS: 85.12%: +0.43

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

Sources: 9 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

BleepingComputer
Press · 26 Aug 2017, 07:00 · US Arrests Chinese Man Involved With Sakula Malware Used in OPM and Anthem Hacks - BleepingComputer
Sophos
Press · 30 Jul 2015, 07:00 · Sakula Malware Family Threat Analysis - Sophos
Recorded Future
Press · 10 Dec 2014, 08:00 · Tracking Moving Targets: Exploit Kits and CVEs - Recorded Future
Unit 42
Press · 26 Nov 2014, 08:00 · Addressing CVE-2014-6332 SWF Exploit - Unit 42
Cisco Blogs
Press · 28 Oct 2014, 07:00 · Threat Spotlight: Group 72, Opening the ZxShell - Cisco Blogs
See all 9 source documents
Cisco Blogs
Press · 14 Oct 2014, 07:00 · Threat Spotlight: Group 72 - Cisco Blogs
Unit 42
Press · 02 May 2014, 07:00 · A Tale of 3 Vulnerabilities, CVE-2014-1776 Exploit Linked to Previous Attacks - Unit 42
Help Net Security
Press · 17 Feb 2014, 08:00 · Week in review: IE 0-day and fake SSL certificates exploited in the wild, Bitcoin exchanges suspend withdrawals - Help Net Security
Malwarebytes
Press · 14 Feb 2014, 08:00 · New Internet Explorer 10 zero-day used in targeted attacks - Malwarebytes

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 15:12). The curve appears once the score changes.

Public exploit evidence

2

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 8.8; EPSS 85.1%
Attention, last 30 days
0 distinct story titles; 0 press documents; 0 publisher domains.
Technical potential
network access, no prior privileges, user interaction.
Observed activity
Exploitation recorded in CISA KEV.
Known scale
Not quantified.
Evidence confidence basis
Trusted exploitation confirmation

Score evaluated: 2026-11-05 13:57:34.453459+00:00 · EPSS snapshot: 2026-11-05T12:03:04Z

Source event timeline
First press mention
14 Feb 2014, 08:00
Published
14 Feb 2014, 16:00
Latest press mention
26 Aug 2017, 07:00
Added to the CISA KEV catalog
04 May 2022, 00:00
Score calculated
05 Nov 2026, 13:57
PoCs on GitHub
2 repositories