What is CVE-2026-48397?

CVE-2026-48397 is a high-severity vulnerability in Adobe Lightroom Classic, classified under Deserialization of Untrusted Data. CVSS score: 8.6/10. Published 2026-08-11.

How severe is CVE-2026-48397?

High severity. CVSS v3 base score is 8.6 out of 10.

Deserialization in Adobe Lightroom Classic

CVE-2026-48397

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. Ex…

Vulnerability class: Insecure Deserialization

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H.

Affected products

Adobe Lightroom Classic — versions 0, 15.5

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

References

psirt@adobe.com (vendor-advisory)

Frequently asked questions

What is CVE-2026-48397?: CVE-2026-48397 is a high-severity vulnerability in Adobe Lightroom Classic, classified under Deserialization of Untrusted Data. CVSS score: 8.6/10. Published 2026-08-11.
How severe is CVE-2026-48397?: High severity. CVSS v3 base score is 8.6 out of 10.