Browse all 5 CVE security advisories affecting heyform. AI-powered Chinese analysis, POCs, and references for each vulnerability.
| CVE ID | Title | CVSS | Severity | Published |
|---|---|---|---|---|
| CVE-2026-82291 | HeyForm Reflects Any Origin in CORS Responses While Allowing Credentials — heyform CWE-942 | 8.1 | High | 2026-08-28 |
| CVE-2026-63429 | HeyForm has unauthenticated /api/upload endpoint that accepts arbitrary files with no auth/session/form context — heyform CWE-306 | 8.6 | High | 2026-07-20 |
| CVE-2026-63428 | HeyForm: completeSubmission persists submitter-supplied hidden fields verbatim without validating against the form's declared hidden-field set — heyform CWE-20 | 5.8 | Medium | 2026-07-20 |
| CVE-2026-35198 | HeyForm vulnerable to stored XSS via form field titles — heyform CWE-79 | 9.0 | Critical | 2026-07-20 |
| CVE-2026-45797 | HeyForm Vulnerable to Stored XSS via Unauthenticated SVG File Upload — heyform CWE-79 | - | - | 2026-07-20 |
This page lists every published CVE security advisory associated with heyform. Each entry links to a detailed page with CVSS scoring, CWE classification, affected products and references. AI-generated Chinese analysis is provided for fast triage.