ZDI-26-777: Adobe Photoshop AdobePDFL PDF JPEG Parsing Integer Overflow Remote Code Execution Vulnerability
Published Oct 15, 2026
·Updated
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Adobe Photoshop. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The ZDI has assigned a CVSS rating of 7.8. The following CVEs are assigned: CVE-2026-83661.
Affected Software
1 affected component
Adobe Photoshop
Event History
Oct 15, 2026
Advisory Published
via ZDI·05:00 AM
Data Sourced
via ZDI·05:00 AM
Description
Frequently Asked Questions
1
What must an attacker do to exploit this issue?
The attacker must induce the target to visit a malicious page or open a malicious file. Successful exploitation can result in arbitrary code execution on the affected Photoshop installation.
2
Is this exploitable without user interaction?
No. Exploitation requires user interaction: the target must visit an attacker-controlled page or open a malicious file.
3
Which CVE should teams use to track this vulnerability?
Track this issue as CVE-2026-83661. ZDI assigned it a CVSS rating of 7.8.