Vulnerability Description
hoppscotch is an open source API development ecosystem. Prior to version 2026.3.0, there is an open redirect vulnerability that leads to token exfiltration. With these tokens, the attacker can sign in as the victim to takeover their account. This issue has been patched in version 2026.3.0.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Hoppscotch | Hoppscotch | < 2026.3.0 |
Related Weaknesses (CWE)
References
- https://github.com/hoppscotch/hoppscotch/releases/tag/2026.3.0Release Notes
- https://github.com/hoppscotch/hoppscotch/security/advisories/GHSA-7fg7-wx5q-6m3vExploitVendor Advisory
FAQ
What is CVE-2026-34931?
CVE-2026-34931 is a vulnerability with a CVSS score of 9.6 (CRITICAL). hoppscotch is an open source API development ecosystem. Prior to version 2026.3.0, there is an open redirect vulnerability that leads to token exfiltration. With these tokens, the attacker can sign in...
How severe is CVE-2026-34931?
CVE-2026-34931 has been rated CRITICAL with a CVSS base score of 9.6/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2026-34931?
Check the references section above for vendor advisories and patch information. Affected products include: Hoppscotch Hoppscotch.