Page generated: 10 Nov 2026, 18:08 UTC
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CVE-2016-7855

Use-after-free vulnerability in Adobe Flash Player before 23.0.0.205 on Windows and OS X and before 11.2.202.643 on Linux allows remote attackers to execute arbitrary code via unspecified vectors, as exploited in the wild in October 2016.

CVSS 8.8 (HIGH) KEV: KNOWN CATALOG

Attention and evidence

HYPE SCORE
0.0/10
REALITY · THREAT PRIORITY
8.4/10
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: 25.20%: +0.13

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

Sources: 10 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

Proofpoint
Press · 19 Oct 2017, 07:00 · APT28 racing to exploit CVE-2017-11292 Flash vulnerability before patches are deployed - Proofpoint
TechTarget
Press · 19 Jan 2017, 08:00 · Windows 10 security tackles exploits, while Windows 7 gets a warning - TechTarget
McAfee
Press · 29 Dec 2016, 08:00 · Digging Into a Windows Kernel Privilege Escalation Vulnerability: CVE-2016-7255 - McAfee
Unit 42
Press · 15 Dec 2016, 08:00 · Let It Ride: The Sofacy Group’s DealersChoice Attacks Continue - Unit 42
Security Affairs
Press · 13 Nov 2016, 08:00 · Pawn Storm APT conducted spear-phishing attacks before zero-days was fixed - Security Affairs
See all 10 source documents
Help Net Security
Press · 09 Nov 2016, 08:00 · Pawn Storm raced to pop many targets before Windows zero-day patch release - Help Net Security
Bitdefender
Press · 02 Nov 2016, 07:00 · Google-Announced Windows Vulnerability Exploited In-The-Wild, According to Microsoft - Bitdefender
BleepingComputer
Press · 02 Nov 2016, 07:00 · Google Discloses Windows Zero-Day Before Microsoft Can Issue Patch - BleepingComputer
Microsoft
Press · 01 Nov 2016, 07:00 · Our commitment to our customers’ security - Microsoft
Silicon UK
Press · 01 Nov 2016, 07:00 · Google Discloses Unpatched Windows Bug Despite Microsoft Objections - Silicon UK

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 8.4 (2026-11-02 15:12). The curve appears once the score changes.

Public exploit evidence

0

Public exploit entries / repo candidates

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 25.2%
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 13:57:46.755924+00:00 · EPSS snapshot: 2026-11-05T12:03:04Z

Source event timeline
First press mention
01 Nov 2016, 07:00
Published
01 Nov 2016, 22:46
Latest press mention
19 Oct 2017, 07:00
Added to the CISA KEV catalog
03 Mar 2022, 00:00
Score calculated
05 Nov 2026, 13:57