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CVE-2026-44948

Path Traversal in Rancher Fleet ImageScan GitRepo Path Handler

MEDIUM
4.9
CVSS Score
Published: June 30, 2026 at 03:12 PM UTC
Updated: October 25, 2026 at 09:10 PM UTC
2 products affected across 2 vendorsRancher FleetRancher

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Severity
MEDIUM4.9
Exploit prediction
EPSS 0.5%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Rancher Fleet· SUSE
95%
0.12.0 ≤ v < 0.12.160.13.0 ≤ v < 0.13.120.14.0 ≤ v < 0.14.70.15.0 ≤ v < 0.15.3
Rancher· Rancher
90%
0.12.0 ≤ v < 0.12.160.13.0 ≤ v < 0.13.120.14.0 ≤ v < 0.14.70.15.0 ≤ v < 0.15.30.12.00.13.00.14.00.15.0
Affected range stops below 0.12.16, so it looks safe — our inference, not a vendor statement
Affected range stops below 0.13.12, so it looks safe — our inference, not a vendor statement
Affected range stops below 0.14.7, so it looks safe — our inference, not a vendor statement
Affected range stops below 0.15.3, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor AdvisoryMitigation
Source: cverecord
https://github.com/rancher/fleet/security/advisories/GHSA-c45g-6c2c-rj3p

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.9MEDIUM[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-23

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