Weblate has IDOR in GroupViewSet that allows authenticated project manager to gain unauthorized read access to any private project — GHSA-2Q2Q-JR9G-V9RF

Summary

### Impact The API did not properly handle project- and workspace-scoped teams and allowed setting invalid configurations, including granting access to projects the user has no access to. ### Patches * https://github.com/WeblateOrg/weblate/pull/19970 ### References Parts of this issue were independently reported by four reporters: * @H3xV0rT3x via GitHub * [imhego](https://hackerone.com/imhego) via HackerOne *…

Timeline

Published by source

2026-08-28

Risk context

• Reported severity or threat level: high.
• Reported CVSS score: 8.1 out of 10.
• Reported EPSS value: 0.00227.
• Review exposure for the affected product or family: pip: Weblate.

Product

pip: Weblate

What to do

General, cautious steps (verify details in the official source):

• Prioritize patching or mitigation immediately (treat as actively risky).
• Identify affected product versions in your inventory and verify whether you are impacted.
• Apply vendor patches/updates or recommended mitigations as soon as available.
• Read the official advisory for exact affected versions and remediation steps.

Official advisory

• Read the official source
• CVE Record
• NVD

Evidence and provenance

Canonical advisory ID

GHSA-2Q2Q-JR9G-V9RF

Source

GitHub

Vendor

GitHub

Published by source

2026-08-28

Last source activity

2026-08-28

Additional identifiers

CVE-2026-55228

Curated by

hlukh.ch

Related advisories and connections

These advisories are connected by shared CVE, product, vendor, source, or time signals.