6.5

CVE-2026-28217

Exploit

IDOR in GraphQL userCollection Query Exposes Other Users' Private Collections

hoppscotch is an open source API development ecosystem. Prior to version 2026.2.0, the `userCollection` GraphQL query accepts an arbitrary collection ID and returns the full collection data — including title, type, and the serialized `data` field containing HTTP requests with headers and potentially secrets — to any authenticated user, without verifying that the requesting user owns the collection. This is an Insecure Direct Object Reference (IDOR) caused by a missing authorization check that exists on every other operation in the same resolver. Version 2026.2.0 fixes the issue.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
HoppscotchHoppscotch Version < 2026.2.0
VulnDex Vulnerability Enrichment
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EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.37% 0.285
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
security-advisories@github.com 6.5 2.8 3.6
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CWE-639 Authorization Bypass Through User-Controlled Key

The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data.

CWE-862 Missing Authorization

The product does not perform an authorization check when an actor attempts to access a resource or perform an action.

https://github.com/hoppscotch/hoppscotch/releases/tag/2026.2.0
Product
Release Notes
https://github.com/hoppscotch/hoppscotch/security/advisories/GHSA-m5pg-r4jp-qq75
Vendor Advisory
Exploit
Mitigation