CVE-2026-44937

HighCVSS 8.2/10Last modified Oct 25, 2026

Description

Potential forgery of webhook requests when using a unauthenticated webhook in 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 0.12.5 could be used by remote attackers to cause a denial of service or a downgrade attack on other repositories on the system.

Metrics

CVSS 3.1 8.2/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H

Weakness enumeration

CWE-918

Affected software

Vendor	Product	Versions
SUSE	Rancher	>= 0.15.0, < 0.15.2; >= 0.14.0, < 0.14.6; >= 0.13.0, < 0.13.11; >= 0.12.0, < 0.12.15

References

https://github.com/rancher/fleet/security/advisories/GHSA-jmf4-m7j9-g72rMitigation, Vendor Advisory

Timeline

Published: Jul 6, 2026
Last modified: Oct 25, 2026
NVD status: Analyzed

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