CVE-2016-4136

HIGH

Adobe Flash Player <=21.0.0.242 - Second Exploit-Referenced Impact Unknown

Title source: manual
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2016-4136. PoCs published by Google Security Research.

AI-analyzed exploit summary This exploit demonstrates a heap overflow vulnerability in Adobe Flash when loading a maliciously crafted JXR file. The issue involves a Use-After-Free (UaF) of the plane->model_hp_buffer in the JXR component, leading to potential remote code execution.

Description

Unspecified vulnerability in Adobe Flash Player 21.0.0.242 and earlier, as used in the Adobe Flash libraries in Microsoft Internet Explorer 10 and 11 and Microsoft Edge, has unknown impact and attack vectors, a different vulnerability than other CVEs listed in MS16-083.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Google Security Research · textdosmultiple
https://www.exploit-db.com/exploits/40088

This exploit demonstrates a heap overflow vulnerability in Adobe Flash when loading a maliciously crafted JXR file. The issue involves a Use-After-Free (UaF) of the plane->model_hp_buffer in the JXR component, leading to potential remote code execution.

Classification
Working Poc 90%
Attack Type
Rce
Complexity
Moderate
Reliability
Racy
Target: Adobe Flash Player
No auth needed
Prerequisites: A maliciously crafted JXR file · A vulnerable version of Adobe Flash Player
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (8)

Core 8
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1036117
Exploit, Third Party Advisory, VDB Entry exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/40088/
Patch, Third Party Advisory vendor-advisory x_refsource_ms
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-083
Broken Link, Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00038.html
Third Party Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2016:1238
Broken Link, Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00035.html
Broken Link, Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00031.html

Scores

CVSS v3 8.8
EPSS 0.1638
EPSS Percentile 96.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

Status published
Products (15)
adobe/flash_player
adobe/flash_player < 11.2.202.621
adobe/flash_player < 18.0.0.352
adobe/flash_player < 21.0.0.242 (3 CPE variants)
adobe/flash_player_desktop_runtime < 21.0.0.242
opensuse/opensuse 13.1
opensuse/opensuse 13.2
redhat/enterprise_linux_desktop 5.0
redhat/enterprise_linux_desktop 6.0
redhat/enterprise_linux_server 5.0
... and 5 more
Published Jun 16, 2016
Tracked Since Feb 18, 2026