CVE-2026-44937CWE-918

SUSE Rancher Fleet had an Unauthenticated Webhook: Regex Injection via Unsanitized Repository URL Components

High · published July 6, 2026

CVSS v4.0
8.3
EPSS
0%
Percentile
35.6
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
8.3 · HIGH
Vector
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N
EPSS
0.00424 · 35.6th percentile
Weakness
CWE-918 · Server-Side Request Forgery (SSRF)
Published
2026-07-06T09:52Z
EPSS history
Timeline
  • 06 JUL 09:52Z
    SUSE Rancher Fleet had an Unauthenticated Webhook: Regex Injection via Unsanitized Repository URL Components
    cvelistv5