Description
hoppscotch is an open source API development ecosystem. Prior to version 2026.3.0, the /enter page contains a DOM-based open redirect vulnerability. The redirect query parameter is directly used to construct a URL and redirect the user without proper validation. This issue has been patched in version 2026.3.0.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| hoppscotch | hoppscotch | < 2026.3.0 | — |
Automated scanner template
A ready-made Nuclei template detects this vulnerability automatically. Vulnerabilities with public scanner templates are typically probed across the internet soon after the template appears — exposed systems should be patched first.
- Hoppscotch <= 2026.2.1 - Open Redirect http/cves/2026/CVE-2026-34847.yaml
Source: projectdiscovery/nuclei-templates (MIT) — updated daily. Only links are listed.