CVE-2017-16393

high

Published 2017-12-09 · Modified 2026-05-13

CVSS v3

8.8

CVSS:3.0/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

An issue was discovered in Adobe Acrobat and Reader: 2017.012.20098 and earlier versions, 2017.011.30066 and earlier versions, 2015.006.30355 and earlier versions, and 11.0.22 and earlier versions. This vulnerability is an instance of a use after free vulnerability in the JavaScript engine. The mismatch between an old and a new object can provide an attacker with unintended memory access -- potentially leading to code corruption, control-flow hijack, or an information leak attack. 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/acrobat/apsb17-36.html

Application impact

Vendor	Product	Versions
adobe	acrobat	`{"endIncluding":"11.0.22"}`
adobe	acrobat_dc	`{"startIncluding":"-","endIncluding":"17.012.20098"}`
adobe	acrobat_reader	`{"endIncluding":"11.0.22"}`
adobe	acrobat_reader_dc	`{"startIncluding":"-","endIncluding":"17.012.20098"}`

References

CWEs

CWE-416

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