CVE-2016-7855Adobe Flash Player Use-After-Free Vulnerability

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.

8.8 HIGHEPSS 25.19%⚡ Known Exploited (CISA KEV)NVD: Analyzed

Last updated: 2026-06-17 00:53 UTC

OverviewCVSS details

8.8HIGHCVSS 3.1

Score source: NVD
NVD status: Analyzed
Published: Nov 1, 2016
Assigner: adobe

Affected

flash player (adobe)

Versions: through 23.0.0.185 · through 11.2.202.637

+3 more products →

Exploitation

Public exploit: None listed
CISA KEV: Listed · Mar 3, 2022
KEV due date: Mar 24, 2022
Ransomware use: Unknown
SSVC: Exploitation active · Automatable no · Impact total

EPSS · FIRST, scored Nov 7

25.19%chance of exploitation in 30 days

Higher than 97.94% of CVEs

CVSS 3.1 · NVD

8.8High

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack vector: Network
Attack complexity: Low
Privileges required: None
User interaction: Required
Scope: Unchanged
Confidentiality impact: High
Integrity impact: High
Availability impact: High

CVSS 2.0 · NVD

9.3High

AV:N/AC:M/Au:N/C:C/I:C/A:C

Attack vector: Network
Attack complexity: Medium
Authentication: None
Confidentiality impact: Complete
Integrity impact: Complete
Availability impact: Complete

NVD status: Analyzed

Overview Affected Products References

NVD CVE.org

Overview

Severity

Score	Severity	Version	Vector String
8.8	HIGH	3.1NVD	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
9.3	HIGH	2.0NVD	AV:N/AC:M/Au:N/C:C/I:C/A:C

CISA required action

⚡ Known exploited · remediation due Mar 24, 2022

The impacted product is end-of-life and should be disconnected if still in use.

Details

CVE ID: CVE-2016-7855
Status: Analyzed
Assigner (CNA): adobe
Published: Nov 1, 2016
Last modified: 2026-06-17 00:53 UTC
Weaknesses: CWE-416

Sources

Refreshed hourly from the sources above. Last fetched 2026-11-08 12:07 UTC.