Private Weblate projects vulnerable to observable object existence disclosure via globally scoped object lookups — GHSA-2P9G-X3CV-5HH4

Summary

### Impact The several endpoints could leak object existence information to users who had no access to it by HTTP status code 403 instead of 404. ### Patches * https://github.com/WeblateOrg/weblate/pull/19971 ### References Thanks to Yaohui Wang for reporting this via GitHub.

Timeline

Published by source

2026-08-28

Risk context

• Reported severity or threat level: medium.
• Reported CVSS score: 4.3 out of 10.
• Reported EPSS value: 0.00183.
• 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):

• Review exposure and plan remediation based on risk and environment.
• 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-2P9G-X3CV-5HH4

Source

GitHub

Vendor

GitHub

Published by source

2026-08-28

Last source activity

2026-08-28

Additional identifiers

CVE-2026-55227

Curated by

hlukh.ch

Related advisories and connections

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