CVE-2016-7877

high

Published 2016-12-15 · Modified 2026-05-06

CVSS v3

8.8

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

CVSS v2

9.3

VIR risk

8.8

Description

Adobe Flash Player versions 23.0.0.207 and earlier, 11.2.202.644 and earlier have an exploitable use after free vulnerability in the Action Message Format serialization (AFM0). Successful exploitation could lead to arbitrary code execution.

Predictions

Exploit likelihood

92%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: psirt@adobe.com — https://helpx.adobe.com/security/products/flash-player/apsb16-39.html

vendor Authored 2026-05-27

Vendor advisory: psirt@adobe.com — https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-154

OS impact

OS	Version	Status
linux-kernel	-	not-affected
windows	-	not-affected
macos	-	not-affected

Application impact

Vendor	Product	Versions	Fixed
adobe	flash_player_desktop_runtime	`{"endIncluding":"23.0.0.207"}`
adobe	flash_player	`{"endIncluding":"23.0.0.207"}`

References

CWEs

CWE-416

Verify integrity in audit chain (admin only). AS-IS.