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VulnerabilityPublished

CVE-2026-41050: SUSE Rancher · Incorrect Authorization

Affects SUSE RancherSource CVE Database V5

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Not known to be exploited · CVSS 9.9 Critical · fixed in 0.15.1 : patch SUSE Rancher as a priority.

Data as of 12 Nov 2026, 23:24 UTC

CVSS 3.1 base score
9.9Critical
How severe the flaw is on the 0–10 CVSS scale.

Contested

Critical score, yet low EPSS after six months
EPSS
0.3% chance of exploitation in 30 days – higher than 33% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 0.15.1, 0.14.5, 0.13.10 +2
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 13 May 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 13 Nov 2026.

What to do

Upgrade to a fixed release listed under Affected software.

Affected software

ProductAffectedFixed in
SUSERancherAffected
  • >=0.15.0 <0.15.1
Fixed in
  • 0.15.1
SUSERancherAffected
  • >=0.14.0 <0.14.5
Fixed in
  • 0.14.5
SUSERancherAffected
  • >=0.13.0 <0.13.10
Fixed in
  • 0.13.10
SUSERancherAffected
  • >=0.12.0 <0.12.14
Fixed in
  • 0.12.14
SUSERancherAffected
  • >=0.11.0 <0.11.13
Fixed in
  • 0.11.13
GitHubgithub.com/rancher/fleetpkg:github/github.com/rancher/fleetOther threatsAffected
  • >=0.15.0 <0.15.1
  • >=0.14.0 <0.14.5
  • >=0.13.0 <0.13.10
  • >=0.12.0 <0.12.14
  • >=0.11.0 <0.11.13
Fixed in
  • 0.15.1
  • 0.14.5
  • 0.13.10
  • 0.12.14
  • 0.11.13

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

If you cannot patch yet, restrict git push access to Fleet-monitored repositories to trusted users only.

Description

CVE-2026-41050 is a critical authorization vulnerability in SUSE Rancher's Fleet Helm deployer. The issue arises because ServiceAccount impersonation was not fully enforced in two code paths. This flaw allows a tenant with git push access to a Fleet-monitored repository to read secrets from any namespace on all downstream clusters targeted by their GitRepo. The vulnerability affects multiple Rancher versions from 0.11.0 through 0.15.0. It has a CVSS score of 9.9, indicating a critical severity level with high impact on confidentiality, integrity, and availability.

References

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