CVE-2026-48397

High

Description

Lightroom Classic is affected by a Deserialization of Untrusted Data vulnerability that could result in arbitrary code execution in the context of the current user. An attacker could exploit this vulnerability to execute arbitrary code. Exploitation of this issue requires user interaction in that a victim must open a malicious file. Scope is changed.

SeverityHigh

CVSS8.6

Exploit probability—

Product

Adobe Lightroom

PublishedAug 11, 2026

First seenAug 11, 2026

Weakness typeCWE-502Deserialization of untrusted data

How to fix

Update

adobe lightroom15.5 or later

Vendor advisories

helpx.adobe.com/security/products/lightroom/apsb26-94.html

Affected products

Product	Affected versions	Fixed in
adobe lightroom	v < 15.5	15.5

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