CVE-2026-44948: CWE-23 Relative path traversal in SUSE Rancher
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.
AI Analysis
Technical Summary
CVE-2026-44948 is a relative path traversal vulnerability in the ImageScan subsystem of Rancher Fleet, affecting multiple versions from 0.12.0 through 0.15.3 (excluding certain fixed subversions). The flaw allows an attacker with limited privileges to traverse directories outside the intended scope, which can lead to denial of service conditions. The vulnerability is classified under CWE-23. There is no vendor advisory or patch currently available, and no known exploits in the wild have been reported.
Potential Impact
Successful exploitation of this vulnerability can cause denial of service by allowing directory traversal outside the intended directory in the ImageScan subsystem. This may disrupt normal operation of Rancher Fleet but does not indicate code execution or data disclosure based on the available data.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, monitor for updates from SUSE regarding this vulnerability. No specific temporary mitigations are provided in the available information.
CVE-2026-44948: CWE-23 Relative path traversal in SUSE Rancher
Description
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.
CVSS v4.0
Score 5.3medium
Affected software
pkg:github/FleetRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-44948 is a relative path traversal vulnerability in the ImageScan subsystem of Rancher Fleet, affecting multiple versions from 0.12.0 through 0.15.3 (excluding certain fixed subversions). The flaw allows an attacker with limited privileges to traverse directories outside the intended scope, which can lead to denial of service conditions. The vulnerability is classified under CWE-23. There is no vendor advisory or patch currently available, and no known exploits in the wild have been reported.
Potential Impact
Successful exploitation of this vulnerability can cause denial of service by allowing directory traversal outside the intended directory in the ImageScan subsystem. This may disrupt normal operation of Rancher Fleet but does not indicate code execution or data disclosure based on the available data.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, monitor for updates from SUSE regarding this vulnerability. No specific temporary mitigations are provided in the available information.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- suse
- Date Reserved
- 2026-05-08T12:29:48.969Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a43e61327e9c7971906ebf1
Added to database: 06/30/2026, 15:51:47 UTC
Last enriched: 06/30/2026, 16:23:01 UTC
Last updated: 06/30/2026, 22:31:53 UTC
Views: 5
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