CVE-2024-39303 Weblate vulnerabler to improper sanitization of project backups
- Exploited in the wild
- Not known
- Fix
- Available
What is CVE-2024-39303?
CVE-2024-39303 is a medium-severity vulnerability in WeblateOrg weblate, published on 1 Jul 2024.
Official description
Weblate is a web based localization tool. Prior to version 5.6.2, Weblate didn't correctly validate filenames when restoring project backup. It may be possible to gain unauthorized access to files on the server using a crafted ZIP file. This issue has been addressed in Weblate 5.6.2. As a workaround, do not allow untrusted users to create projects.
Weakness: CWE-73
Which versions are affected by CVE-2024-39303?
3 open source packages ship an affected version, including weblate and Weblate. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
weblate PyPI | From 4.14 | 5.6.2 |
weblate PyPI | From 4.14 | 5.6.2 |
Weblate PyPI | From 4.14 | 5.6.2 |
Linux distribution packages (1)
weblate openSUSE:Tumbleweed | All versions | 5.6.2-1.1 |
Products include Weblate Weblate.
How do I fix CVE-2024-39303?
Upgrade weblate to 5.6.2 or later.
Is CVE-2024-39303 being exploited?
There is no known exploitation of CVE-2024-39303 in the wild and no public exploit code.
Other vulnerabilities in WeblateOrg weblate
- CVE-2025-68398 Weblate has git config file overwrite vulnerability that leads to remote code execution
- CVE-2026-34393 Weblate: Privilege escalation in the user API endpoint
- CVE-2026-33435 Weblate: Remote code execution during backup restoration
- CVE-2026-34242 Weblate: Arbitrary File Read via Symlink
- CVE-2025-68279 Weblate has an arbitrary file read via symbolic links
Sources
Also known as GHSA-jfgp-674x-6q4p, PYSEC-2026-2041, openSUSE-SU-2024:14210-1.