Description
DocsGPT through 0.20.0 posts OAuth connector session tokens to a wildcard target origin in the callback-status endpoint without validating sender origin. Attackers can obtain session tokens and provider account emails by acting as window.opener during OAuth authorization, then use tokens to disconnect victims' cloud storage connectors.
No analysis available yet.
Remediation
No remediation available yet.
Tracking
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Advisories
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References
History
Mon, 14 Sep 2026 22:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | DocsGPT through 0.20.0 posts OAuth connector session tokens to a wildcard target origin in the callback-status endpoint without validating sender origin. Attackers can obtain session tokens and provider account emails by acting as window.opener during OAuth authorization, then use tokens to disconnect victims' cloud storage connectors. | |
| Title | DocsGPT through 0.20.0 OAuth Token Disclosure via Wildcard postMessage | |
| First Time appeared |
Arc53
Arc53 docsgpt |
|
| Weaknesses | CWE-346 | |
| CPEs | cpe:2.3:a:arc53:docsgpt:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Arc53
Arc53 docsgpt |
|
| References |
|
|
| Metrics |
cvssV3_1
|
Status: PUBLISHED
Assigner: VulnCheck
Published:
Updated: 2026-09-14T22:10:58.067Z
Reserved: 2026-09-14T21:55:44.093Z
Link: CVE-2026-91201
No data.
Status : Received
Published: 2026-09-14T23:19:00.783
Modified: 2026-09-14T23:19:00.783
Link: CVE-2026-91201
No data.
OpenCVE Enrichment
No data.
Weaknesses
-
CWE-346
Origin Validation Error