CVE-2026-47940: Lightroom Classic | Integer Overflow or Wraparound (CWE-190)
Published Aug 11, 2026
·Updated
Lightroom Classic is affected by an Integer Overflow or Wraparound 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.
Affected Software
3 affected components
Adobe Lightroom Classic
All of the following
Adobe Lightroom<15.5
Microsoft Windows
Event History
Aug 11, 2026
CVE Published
via MITRE·05:45 PM
Data Sourced
via MITRE·05:45 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·06:17 PM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2026-47940?
The severity of CVE-2026-47940 is rated high with a score of 7.8.
2
How do I fix CVE-2026-47940?
To fix CVE-2026-47940,ensure that you update Adobe Lightroom Classic to the latest version that addresses this vulnerability.
3
What type of vulnerability is CVE-2026-47940?
CVE-2026-47940 is an Integer Overflow or Wraparound vulnerability that can lead to arbitrary code execution.
4
What is required for an attacker to exploit CVE-2026-47940?
Exploitation of CVE-2026-47940 requires user interaction, as a victim must open a malicious file.
5
In what context could CVE-2026-47940 lead to arbitrary code execution?
CVE-2026-47940 can lead to arbitrary code execution in the context of the current user.