CVEvulnerability
CVE-2026-82291
8.1 HIGH
Official page ↗
- Status
- Deferred
- Published
- 2026-08-28
- Last modified
- 2026-09-16
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 8.1 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
- Weaknesses
- CWE-942
Description
HeyForm before 3.0.0-rc.8 reflects the request Origin header in CORS responses while allowing credentials, enabling cross-origin requests with authentication. Attackers can execute authenticated GraphQL queries from malicious pages visited by logged-in users to access workspaces, projects, forms, submissions, and respondent data, or modify account settings.
Related
Weakness · CWE (1)
- CWE-942 Permissive Cross-domain Security Policy with Untrusted Domains weakness
References
- https://github.com/heyform/heyform github.com
- https://github.com/heyform/heyform/blob/v3.0.0-rc.7/packages/server/src/main.ts github.com
- https://github.com/heyform/heyform/commit/bf9d738ca70ae5641c0c7372982b00365c5144d4 github.com
- https://github.com/heyform/heyform/security/advisories/GHSA-fg7j-rmgr-rc9g github.com
- https://www.vulncheck.com/advisories/heyform-reflects-any-origin-in-cors-responses-while-allowing-credentials www.vulncheck.com
- https://github.com/heyform/heyform/security/advisories/GHSA-fg7j-rmgr-rc9g github.com