CVE-2026-34847

Name: CVE-2026-34847
Creator: NVD / NIST
Published: 2026-04-02T20:16:28.52+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.40%

Last modified Jun 17, 2026

CVE-2026-34847 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. hoppscotch is an open source API development ecosystem. Prior to version 2026.3.0, the /enter page contains a DOM-based open redirect vulnerability. EPSS estimates a 0.40% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

6.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS Probability

0.40%

32.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-601

Affected Software

Vendor	Product	Versions
Hoppscotch	Hoppscotch	< 2026.3.0

References

https://github.com/hoppscotch/hoppscotch/releases/tag/2026.3.0Release Notes
https://github.com/hoppscotch/hoppscotch/security/advisories/GHSA-27pm-c9ch-746qExploit, Vendor Advisory

Timeline

Published: Apr 2, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-34847?

How severe is CVE-2026-34847?

CVE-2026-34847 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.40% probability of exploitation in the next 30 days.

How do I fix CVE-2026-34847?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-34847?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST