CVE-2026-121967
Coder before 2.29.22, 2.34.13, 2.35.10, 2.36.8, 2.37.5, and 2.38.1 AI Gateway Path Traversal
CVSS Score
4.9
EPSS Score
0.0%
EPSS Percentile
0th
Coder 2.28.0 before 2.29.22, 2.30.0 before 2.34.13, 2.35.0 before 2.35.10, 2.36.0 before 2.36.8, 2.37.0 before 2.37.5, and 2.38.0 before 2.38.1 contains a path traversal vulnerability in the AI Gateway passthrough router, which forwards percent-encoded dot segments upstream without rejecting them. Authenticated users can send paths such as %2e%2e or ..%2F under allowlisted prefixes to reach unintended provider endpoints using the deployment's centrally managed provider key.
| CWE | CWE-22 |
| Vendor | coder |
| Product | coder |
| Published | Nov 4, 2026 |
| Last Updated | Nov 4, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N Attack Vector
Network
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None
Affected Versions
coder / coder
2.37.0 < 2.37.5
coder / coder
2.36.0 < 2.36.8
coder / coder
2.35.0 < 2.35.10
coder / coder
2.30.0 < 2.34.13
coder / coder
2.28.0 < 2.29.22
coder / coder
2.38.0 < 2.38.1