What is CVE-2026-44935?

CVE-2026-44935 is a critical-severity vulnerability in SUSE Rancher, classified under CWE-1287. CVSS score: 9.9/10. Published 2026-07-02.

How severe is CVE-2026-44935?

Critical severity. CVSS v3 base score is 9.9 out of 10.

Vulnerability in SUSE Rancher

CVE-2026-44935

Missing validation of "valuesFrom" references in Helm Deployer of SUSE Rancher Fleet 0.15 before 0.15.2, 0.14 before 0.14.6, 0.13 before 0.13.11 and 0.12 before 0.12.15 could be used by owners of one tenant to access fleet credentials of other tenants.

Published 2026-07-02 · last modified 2026-07-06.

CVSS v3 metric

CVSS v3 base score 9.9 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.005 (39.9th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 40th percentile — 39.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

SUSE Rancher — versions 0.15.0, 0.14.0, 0.13.0
SUSE Rancher Fleet

Weakness classification (CWE)

CWE-1287

References

github.com/rancher/fleet/security/advisories/GHSA-xr65-5cpm-g36x (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2026-44935?: CVE-2026-44935 is a critical-severity vulnerability in SUSE Rancher, classified under CWE-1287. CVSS score: 9.9/10. Published 2026-07-02.
How severe is CVE-2026-44935?: Critical severity. CVSS v3 base score is 9.9 out of 10.