CVE-2026-21889

HIGH

7.5

Description

Weblate is a web based localization tool. Prior to 5.15.2, the screenshot images were served directly by the HTTP server without proper access control. This could allow an unauthenticated user to access screenshots after guessing their filename. This vulnerability is fixed in 5.15.2.

CVE Details

CVSS v3.1 Score7.5

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published1/14/2026

Last Modified1/23/2026

Sourcenvd

Honeypot Sightings0

Affected Products

weblate:weblate

Weaknesses (CWE)

CWE-284

References

https://github.com/WeblateOrg/weblate/commit/a6eb5fd0299780eca286be8ff187dc2d10feec47(security-advisories@github.com)

https://github.com/WeblateOrg/weblate/pull/17516(security-advisories@github.com)

https://github.com/WeblateOrg/weblate/security/advisories/GHSA-3g2f-4rjg-9385(security-advisories@github.com)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.