CVE-2026-33440
MEDIUM5.0EPSS 0.01%Weblate: Authenticated SSRF via redirect bypass of ALLOWED_ASSET_DOMAINS in screenshot URL uploads
Published: 4/16/2026Modified: 4/16/2026
Description
### Impact The ALLOWED_ASSET_DOMAINS setting applied only to the first issued requests and didn't restrict possible redirects. ### Patches * https://github.com/WeblateOrg/weblate/pull/18550 ### References This issue was reported by @spbavarva via GitHub.
Affected packages (1)
- PyPI/weblatefrom 0, < 5.17
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.0 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N |
References (5)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2026-33440
- PATCHhttps://github.com/WeblateOrg/weblate
- WEBhttps://github.com/WeblateOrg/weblate/commit/8be80625a864c8db5854503872a65e8a0b7399a6
- WEBhttps://github.com/WeblateOrg/weblate/pull/18550
- WEBhttps://github.com/WeblateOrg/weblate/security/advisories/GHSA-5fhx-9jwj-867m