PT-2026-29889 · Hoppscotch · Hoppscotch

Published 2026-04-02 · Updated 2026-04-02 · CVE-2026-34931

NVD

CVSS v4.0

8.5

High

AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

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.

Fix

Open Redirect

Weakness Enumeration

CWE-601

Related Identifiers

CVE-2026-34931

Affected Products

Hoppscotch

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2026-34931 · Security Note
• https://github.com/hoppscotch/hoppscotch/releases/tag/2026.3.0 · Note
• https://github.com/hoppscotch/hoppscotch/security/advisories/GHSA-7fg7-wx5q-6m3v · Note