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Vulnerabilities

Vulnerability · CVE-2026-44948

A path traversal vulnerability was found in Fleet's ImageScan subsystem in Rancher Fleet 0.12.0 up to 0.12.16, 0.13.0 up to 0.13.12, 0.14.0 up to 0.14.7 and 0.15.0 up…

Published Jun 30, 2026 · catalog updated Oct 20, 2026 · rancher fleet

Last checked Oct 26, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2026-44948. EPSS is 0.49%. Act only if a listed version of rancher fleet is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
Medium5.3
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.49%
Remediation
Version ranges on file
Affected products
cpe suse/rancher fleet

A path traversal vulnerability was found in Fleet's ImageScan subsystem in Rancher Fleet 0.12.0 up to 0.12.16, 0.13.0 up to 0.13.12, 0.14.0 up to 0.14.7 and 0.15.0 up to 0.15.3 could be used to traverse outside of the intended directory, causing a denial of service.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe suse/rancher fleet< 0.12.16
  • cpe suse/rancher fleet< 0.13.12
  • cpe suse/rancher fleet< 0.14.7
  • cpe suse/rancher fleet< 0.15.3

How to fix CVE-2026-44948

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-44948. EPSS is 0.49%. Act only if a listed version of rancher fleet is installed.

Which versions are affected?

Compare what you have installed with suse/rancher fleet < 0.12.16; suse/rancher fleet < 0.13.12; suse/rancher fleet < 0.14.7; suse/rancher fleet < 0.15.3. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-23. EPSS 0.49%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Jun 30, 2026 · NIST NVD

    Detected

    A path traversal vulnerability was found in Fleet's ImageScan subsystem in Rancher Fleet 0.12.0 up to 0.12.16, 0.13.0 up to 0.13.12, 0.14.0 up to 0.14.7 and 0.15.0 up to 0.15.3 could be used to traverse outside of the intended directory, causing a denial of service.

  2. Oct 20, 2026 · NIST NVD

    Updated

    A path traversal vulnerability was found in Fleet's ImageScan subsystem in Rancher Fleet 0.12.0 up to 0.12.16, 0.13.0 up to 0.13.12, 0.14.0 up to 0.14.7 and 0.15.0 up to 0.15.3 could be used to traverse outside of the intended directory, causing a denial of service.

Sources

  • CVE.orgVulnerability recordCVE-2026-44948

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-44948

    30-day exploitation probability 0.49%

    first.org
  • NIST NVDVulnerability recordCVE-2026-44948

    A path traversal vulnerability was found in Fleet's ImageScan subsystem in Rancher Fleet 0.12.0 up to 0.12.16, 0.13.0 up to 0.13.12, 0.14.0 up to 0.14.7 and 0.15.0 up to 0.15.3 could be used to traverse outside of the intended directory, causing a denial of service.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 26, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSOct 23, 2026
  • CVE.orgOct 21, 2026
  • NIST NVDOct 20, 2026