CVE-2026-33440 Details
Description
Weblate is a web based localization tool. In versions prior to 5.17, the ALLOWED_ASSET_DOMAINS setting applied only to the first issued requests and didn't restrict possible redirects. This issue has been fixed in version 5.17.
A vulnerability exists in Weblate, a web-based localization tool, in versions prior to 5.17. The issue lies in the handling of the ALLOWED_ASSET_DOMAINS setting, which only applied to the initial request and failed to properly restrict redirects. This flaw could be exploited to bypass domain restrictions, potentially leading to an authenticated server-side request forgery (SSRF) vulnerability during screenshot URL uploads.
Users can update to Weblate version 5.17 or later, where this issue has been fixed.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Apr 15, 2026References to Advisories, Solutions, and Tools
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Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-918 | Server-Side Request Forgery (SSRF) | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| weblate weblate | < 5.17 |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Apr 21, 2026 | Initial Analysis | [email protected] |
| Apr 15, 2026 | New CVE Received | [email protected] |