CVE-2024-39303Medium· 4.4▾ SunlitWeblate vulnerable to improper sanitization of project backups
▾ Sunlit zone — Low / medium · no exploitation signal
impact 24.2 · likelihood 0.1 · exploitation 0
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Exploit-prediction probability, daily snapshots since Jul 8.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via OSV
0.3%
0.3% → 0.3%
Last analysed / modified upstream
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 via https://github.com/WeblateOrg/weblate/commit/b6a7eace155fa0feaf01b4ac36165a9c5e63bfdd.
Do not allow project creation to untrusted users.
Thanks to Bryan Cahill for bringing this issue to our attention.
If you have any questions or comments about this advisory:
weblate >= 4.14, < 5.6.2Upgrade to a patched release:
weblate 5.6.2Connected by shared product, vendor, weakness, or advisory.
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