Integer overflow in Adobe Lightroom
CVE-2026-47940
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.
Vulnerability class: Integer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.003 (21.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 22nd percentile — 21.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.003 · change: +0.001
Affected products
- Adobe Lightroom
- Adobe Lightroom Classic — versions 0, 15.5
- Microsoft Windows
Weakness classification (CWE)
References
- helpx.adobe.com/security/products/lightroom/apsb26-94.html (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-47940?
- CVE-2026-47940 is a high-severity vulnerability in Adobe Lightroom, classified under Integer Overflow or Wraparound. CVSS score: 7.8/10. Published 2026-08-11.
- How severe is CVE-2026-47940?
- High severity. CVSS v3 base score is 7.8 out of 10.