goproxy through 15.3 fails to apply HTTP proxy basic authentication to CONNECT tunnel requests, allowing unauthenticated clients to bypass credential requirements. Attackers can issue CONNECT requests to establish tunnels through the authenticated proxy without providing credentials, enabling arbitrary TCP traffic relay and access to restricted destinations.
Metrics
Affected Vendors & Products
References
History
Thu, 17 Sep 2026 20:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Snail007
Snail007 goproxy |
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| Vendors & Products |
Snail007
Snail007 goproxy |
Tue, 15 Sep 2026 20:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
Mon, 14 Sep 2026 22:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | goproxy through 15.3 fails to apply HTTP proxy basic authentication to CONNECT tunnel requests, allowing unauthenticated clients to bypass credential requirements. Attackers can issue CONNECT requests to establish tunnels through the authenticated proxy without providing credentials, enabling arbitrary TCP traffic relay and access to restricted destinations. | |
| Title | goproxy through 15.3 Authentication Bypass via CONNECT | |
| First Time appeared |
Goproxy Project
Goproxy Project goproxy |
|
| Weaknesses | CWE-288 | |
| CPEs | cpe:2.3:a:goproxy_project:goproxy:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Goproxy Project
Goproxy Project goproxy |
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| References |
|
|
| Metrics |
cvssV3_1
|
Status: PUBLISHED
Assigner: VulnCheck
Published: 2026-09-14T21:45:43.908Z
Updated: 2026-09-24T14:22:10.409Z
Reserved: 2026-09-14T20:35:39.074Z
Link: CVE-2026-91143
Updated: 2026-09-15T19:12:10.259Z
Status : Deferred
Published: 2026-09-14T22:16:58.880
Modified: 2026-09-23T17:17:47.747
Link: CVE-2026-91143
No data.