What’s Vulnerable › Vulnerabilities
CVE-2026-44937: SUSE Rancher Fleet had an Unauthenticated Webhook: Regex Injection via Unsanitized Repository URL Components
- Severity: high (CVSS 8.2 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.4% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-07-06 · updated 2026-10-25
- Weakness: CWE-918
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.
Affected products
- SUSE Fleet: from 0.12.0 before 0.12.15; from 0.13.0 before 0.13.11; from 0.14.0 before 0.14.6; from 0.15.0 before 0.15.2 — fixed in 0.12.15, 0.13.11, 0.14.6, 0.15.2
How to fix
Upgrade to a fixed version: SUSE Fleet 0.12.15, 0.13.11, 0.14.6, 0.15.2. Check the vendor advisory for mitigations.
References
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