CVE-2026-21889
High
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.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Weblate
PublishedJan 14, 2026
First seenJan 14, 2026
Weakness typeCWE-284Improper access control
How to fix
Update
- weblate weblate5.15.2 or later
- weblate5.15.2 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| weblate weblate | v < 5.15.2 | 5.15.2 |
| weblatePyPI | v < 5.15.2 | 5.15.2 |
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