November 14, 2026

CVE Watchtower

CVE-2026-44937SUSE Rancher Server-Side Request Forgery (SSRF)

NVD

Vulnerability Summary

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.
Severity Level
UNKNOWN
Published Date
Jul 1, 2026
Last Modified
Jul 6, 2026
Exploitation Status
No confirmed exploitation yet
EPSS Score (30-Day)
0.38%Probability
Root Weakness (CWE)
CWE-918: Server-Side Request Forgery (SSRF) β†—
The web server receives a URL or similar request from an upstream component and retrieves its contents, but does not sufficiently ensure that the request is being sent to the expected destination.
CVSS v4.0 Base Metrics — Score 8.3 (HIGH)
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
Attack VectorNetwork
Attack ComplexityHigh
Attack RequirementsPresent
Privileges RequiredNone
User InteractionNone
Confidentiality (Vulnerable System)None
Integrity (Vulnerable System)Low
Availability (Vulnerable System)High
Confidentiality (Subsequent System)None
Integrity (Subsequent System)None
Availability (Subsequent System)None

Affected & Patched Versions

Affected Versions
  • SUSE Rancher >= 0.15.0 and < 0.15.2
  • SUSE Rancher >= 0.14.0 and < 0.14.6
  • SUSE Rancher >= 0.13.0 and < 0.13.11
  • SUSE Rancher >= 0.12.0 and < 0.12.15
Patched Versions
  • SUSE Rancher 0.15.2
  • SUSE Rancher 0.14.6
  • SUSE Rancher 0.13.11
  • SUSE Rancher 0.12.15

What to do

Fix it during your normal patch cycle. No exploitation is confirmed yet.

  1. Check whether you run SUSE Rancher and which version.
  2. Update to a patched version listed above, then confirm the new version.

Timeline

  • Jul 1, 2026Published
  • Jul 6, 2026Record last modified

Score, severity and exploitation changes are tracked from the day Watchtower started logging them.

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Related Coverage

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External References

Data last checked: Nov 14, 2026 13:06 UTC