CVE-2026-82274
Twenty Open Redirect via OAuth Propagator Callback
- State
- Published
- Severity
- 5.3 Medium
- Published
- Aug 28, 2026
- Updated
- Sep 24, 2026
- Reserved
- Aug 28, 2026
Description
Twenty through 2.35.0 contains an open redirect vulnerability in the OAuthPropagatorController.propagateOAuthCallback endpoint that treats the state query parameter as a redirect URL. Attackers can craft malicious requests to redirect users to arbitrary hosts while forwarding OAuth authorization codes, bypassing domain validation when IS_MULTIWORKSPACE_ENABLED is disabled.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.3 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N | VulnCheck |
| 3.1 | 4.7 Medium | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N | VulnCheck |
Weaknesses
- CWE-601 URL Redirection to Untrusted Site ('Open Redirect')
Affected Products
| Product | Versions |
|---|---|
twentytwentyhq |
|
References
- GitHub Issue #22109issue-tracking
- https://github.com/twentyhq/twentyproduct
- Vulnerable code: oauth-propagator.controller.tstechnical-description
- VulnCheck Advisory: Twenty Open Redirect via OAuth Propagator Callbackthird-party-advisory
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