Description
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.
Published: 2026-11-04
Score: 2.3 Low
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Wed, 04 Nov 2026 19:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Wed, 04 Nov 2026 15:45:00 +0000

Type Values Removed Values Added
Description 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.
Title 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
First Time appeared Coder
Coder coder
Weaknesses CWE-22
CPEs cpe:2.3:a:coder:coder:*:*:*:*:*:*:*:*
Vendors & Products Coder
Coder coder
References
Metrics cvssV3_1

{'score': 4.9, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N'}

cvssV4_0

{'score': 2.3, 'vector': 'CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N'}

Subscriptions

Coder Coder
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-11-04T18:13:30.807Z

Reserved: 2026-11-04T12:48:39.813Z

Link: CVE-2026-121967

cve-icon Vulnrichment

Updated: 2026-11-04T18:13:26.578Z

cve-icon NVD

Status : Received

Published: 2026-11-04T16:17:50.360

Modified: 2026-11-04T19:17:38.527

Link: CVE-2026-121967

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-04T17:00:18Z

Weaknesses
  • CWE-22

    Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')