Vulnerability in Checkpoint Quantum Security Gateway
CVE-2026-48133
When the Identity Awareness blade is enabled with Browser-Based Authentication, an unauthenticated user may be able to read certain internal files on the Security Gateway.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.005 (41.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 42nd percentile — 41.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.048 · newest: 0.005 · change: -0.043
Affected products
- Checkpoint Quantum Security Gateway — versions All releases from R81.10 and below, R81.20 with Jumbo Hotfix Take 127 or below, R82 with Jumbo Hotfix Take 91 or below
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-48133?
- CVE-2026-48133 is a high-severity vulnerability in Checkpoint Quantum Security Gateway, classified under PHP Remote File Inclusion. CVSS score: 7.5/10. Published 2026-05-26.
- How severe is CVE-2026-48133?
- High severity. CVSS v3 base score is 7.5 out of 10.