Deserialization Vulnerability in Adobe Lightroom Classic
CVE-2026-48397

8.6HIGH

Key Information:

Vendor

Adobe
Status
Lightroom Classic
Vendor
CVE Published:
11 August 2026

What is CVE-2026-48397?

Adobe Lightroom Classic has a vulnerability that allows for the deserialization of untrusted data, potentially leading to arbitrary code execution within the context of the current user. An attacker must trick a victim into opening a specially crafted file to exploit this vulnerability, making user awareness and safe file handling essential in mitigating risks.

Affected Version(s)

Lightroom Classic 0 <= 15.4, 15.4.1, 15.3, 15.3.1, 15.2, 15.2.1

Lightroom Classic 0 <= 15.4, 15.4.1, 15.3, 15.3.1, 15.2, 15.2.1

Lightroom Classic 15.5

References

https://helpx.adobe.com/security/products/lightroom/apsb2...
vendor-advisory

CVSS V3.1

Score:
8.6
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.