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Description

wger is a free, open-source workout and fitness manager. In versions up to and including 2.4, three `nutritional_values` action endpoints fetch objects via `Model.objects.get(pk=pk)` — a raw ORM call that bypasses the user-scoped queryset. Any authenticated user can read another user's private nutrition plan data, including caloric intake and full macro breakdown, by supplying an arbitrary PK. Commit 29876a1954fe959e4b58ef070170e81703dab60e contains a fix for the issue.

PUBLISHED Reserved 2026-02-24 | Published 2026-02-26 | Updated 2026-02-26 | Assigner GitHub_M




MEDIUM: 4.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Problem types

CWE-639: Authorization Bypass Through User-Controlled Key

Product status

<= 2.4
affected

References

github.com/...t/wger/security/advisories/GHSA-g8gc-6c4h-jg86

github.com/...ommit/29876a1954fe959e4b58ef070170e81703dab60e

cve.org (CVE-2026-27839)

nvd.nist.gov (CVE-2026-27839)

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