CVE-2026-91201 — DocsGPT through 0.20.0 OAuth Token Disclosure via Wildcard postMessage
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 se…
Published: 2026-09-14 · CVSS: 5.3 · CVSS 4.0
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7