CVE-2026-95637 in Photoshop
Summary
by MITRE • 10/15/2026
Photoshop Desktop is affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
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Analysis
by VulDB Data Team • 10/15/2026
The Adobe Photoshop Desktop application contains a critical memory corruption flaw classified as an out-of-bounds write vulnerability, which poses a severe risk to system integrity and confidentiality. This specific type of defect occurs when the software attempts to write data to a memory location that lies outside the boundaries of the allocated buffer or array. In the context of modern operating systems, such violations typically lead to undefined behavior, but in this instance, the flaw is exploitable for arbitrary code execution. The vulnerability stems from improper validation of input parameters during the processing of image files or related assets within Photoshop Desktop. When a crafted file containing maliciously structured data is processed, the application fails to correctly calculate buffer sizes or validate indices before performing write operations. This allows an attacker to overwrite adjacent memory structures, potentially including function pointers, exception handlers, or other control flow mechanisms that dictate how the program executes subsequent instructions.
The operational impact of this vulnerability is significant because it grants attackers the ability to execute arbitrary code within the security context of the currently logged-in user. Since Photoshop Desktop typically runs with standard user privileges rather than administrative rights, an exploit would not immediately compromise the entire system kernel or gain root access by default. However, achieving arbitrary code execution in a user context allows for extensive lateral movement and privilege escalation if additional vulnerabilities are present on the host machine. Attackers can install malware, steal sensitive documents stored locally, capture keystrokes, or use the compromised application as a pivot point to attack other systems within the network. The requirement for user interaction means that this is not an automated worm-like vulnerability but rather relies on social engineering tactics where a victim must be tricked into opening a specially crafted file designed to trigger the memory corruption flaw upon parsing by Photoshop Desktop.
From a threat intelligence perspective, this vulnerability aligns with Common Weakness Enumeration (CWE) identifiers such as CWE-787: Out-of-bounds Write and potentially CWE-120: Buffer Overflow without null termination if applicable depending on the specific implementation details of the memory handling logic. In terms of attack vectors defined by the MITRE ATT&CK framework, this flaw facilitates initial access through lure techniques where malicious files are distributed via phishing emails or compromised websites. Once executed, it enables command and control capabilities as well as persistence mechanisms since the attacker gains a foothold in the user environment. The exploitation chain typically involves crafting a file that exploits the parsing logic of Photoshop Desktop to trigger the out-of-bounds write during image decoding or layer processing operations.
Mitigation strategies must focus on both immediate remediation and long-term defensive posture improvements. Adobe has released patches addressing this specific issue, and administrators should prioritize deploying these updates across all workstations running affected versions of Photoshop Desktop. In environments where patching is delayed due to compatibility concerns with creative workflows, network segmentation can help isolate systems running the vulnerable application from critical infrastructure. Additionally, implementing strict file type restrictions or sandboxing solutions that prevent untrusted files from being opened directly in desktop applications can reduce the attack surface. Users should be educated on the risks of opening files from unknown sources and advised to verify the authenticity of image assets before processing them within creative software suites. Regular vulnerability scanning and monitoring for anomalous process behavior related to Photoshop Desktop processes can also aid in detecting potential exploitation attempts in real-time.