SB2026090998 - Multiple vulnerabilities in Adobe Illustrator



SB2026090998 - Multiple vulnerabilities in Adobe Illustrator

Published: September 9, 2026

Security Bulletin ID SB2026090998
CSH Severity
High
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 3 vulnerabilities.


1) Input validation error (CVE-ID: CVE-2026-75991)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to execute arbitrary code.

The vulnerability exists due to improper input validation in Adobe Illustrator when opening a specially crafted file. A remote attacker can trick the victim into opening a specially crafted file to execute arbitrary code.


2) Incorrect authorization (CVE-ID: CVE-2026-75990)

CWE-ID: CWE-863 - Incorrect Authorization

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to execute arbitrary code.

The vulnerability exists due to incorrect authorization in Adobe Illustrator when opening a specially crafted file. A remote attacker can trick the victim into opening a specially crafted file to execute arbitrary code.


3) Out-of-bounds write (CVE-ID: CVE-2026-75992)

CWE-ID: CWE-787 - Out-of-bounds write

CVSSv4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to execute arbitrary code.

The vulnerability exists due to an out-of-bounds write in Adobe Illustrator when opening a specially crafted file. A remote attacker can trick the victim into opening a specially crafted file to execute arbitrary code.


Remediation

Install update from vendor's website.