PatchTheCEVCVE-2026-47940: Lightroom Classic is affected by an Integer Overflow or Wraparound vulnerability that could result in arbitrar
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Routine
HIGH 7.8UPGRADE
CVE-2026-47940 is a high-severity flaw (CVSS 7.8) affecting lightroom. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
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.
Why this priority
- High severity
A fixed release or distro patch exists.
Risk facts
| CVSS score | 7.8 (High) |
| Attack vector | Local |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | Required |
| EPSS exploit chance | 0.3% (top 77%) |
| CISA exploited list | No |
| Weakness | CWE-190 |
| Published | 2026-08-11 |
| Last modified | 2026-10-23 |
Publisher (CNA): Adobe Systems Incorporated · Vendor: adobe
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
adobe lightroom UPGRADE
Affected: < 15.5
Fixed in: 15.5
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy lightroom || rpm -q lightroom || lightroom --version
2. UPGRADE to 15.5 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade lightroom
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade lightroom
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
Exact fixes by distribution
Fedora 46 · clementine · FIXED · 1.4.2-1.fc46 · FEDORA-2026-3e748ef4d3 · source
sudo dnf upgrade --advisory=FEDORA-2026-3e748ef4d3
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
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