{"id":"CVE-2024-39303","aliases":["EUVD-2024-2373","GHSA-jfgp-674x-6q4p","PYSEC-2026-2041","openSUSE-SU-2024:14210-1"],"status":"published","title":"Weblate vulnerabler to improper sanitization of project backups","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.","severity":{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00318,"percentile":0.25031,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-73"],"published":"2024-07-01T18:46:18Z","modified":"2026-10-28T02:30:45Z","fixes":[{"ecosystem":"PyPI","package":"weblate","fixed_in":["5.6.2"],"sources":["ghsa","osv"]},{"ecosystem":"openSUSE:Tumbleweed","package":"weblate","fixed_in":["5.6.2-1.1"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"PyPI","package":"weblate","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.14"},{"fixed":"5.6.2"}]}]},{"source":"osv","ecosystem":"PyPI","package":"weblate","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.14"},{"fixed":"5.6.2"}]}],"versions":["4.14","4.14.1","4.14.2","4.15","4.15.1","4.15.2","4.16","4.16.1","4.16.2","4.16.3","4.16.4","4.17","4.18","4.18.1","4.18.2","5.0","5.0.1","5.0.2","5.1","5.1.1","5.2","5.2.1","5.3","5.3.1","5.4","5.4.1","5.4.2","5.4.3","5.5","5.5.2","5.5.3","5.5.4","5.5.5","5.6","5.6.1"]},{"source":"osv","ecosystem":"PyPI","package":"weblate","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.14"},{"fixed":"5.6.2"}]}],"versions":["4.14","4.14.1","4.14.2","4.15","4.15.1","4.15.2","4.16","4.16.1","4.16.2","4.16.3","4.16.4","4.17","4.18","4.18.1","4.18.2","5.0","5.0.1","5.0.2","5.1","5.1.1","5.2","5.2.1","5.3","5.3.1","5.4","5.4.1","5.4.2","5.4.3","5.5","5.5.2","5.5.3","5.5.4","5.5.5","5.6","5.6.1"]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"weblate","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.6.2-1.1"}]}]}],"products":[{"vendor":"weblate","product":"weblate"},{"vendor":"weblateorg","product":"weblate"}],"references":[{"url":"https://github.com/WeblateOrg/weblate/security/advisories/GHSA-jfgp-674x-6q4p","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory","advisory","web"]},{"url":"https://github.com/WeblateOrg/weblate/commit/b6a7eace155fa0feaf01b4ac36165a9c5e63bfdd","tags":["x_refsource_MISC","x_transferred","Patch","fix","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-39303","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-jfgp-674x-6q4p","tags":["advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/39xxx/CVE-2024-39303.json","tags":["advisory"]},{"url":"https://github.com/WeblateOrg/weblate","tags":["package"]},{"url":"https://pypi.org/project/weblate","tags":["package"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2024-39303","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2024-39303","title":"Weblate vulnerabler to improper sanitization of project backups","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.","status":"published","published":"2024-07-01T18:46:18.183Z","modified":"2024-08-02T04:19:20.681Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-73"],"updated_at":"2026-11-02T14:34:19.28149Z"}],"euvd":[{"id":"EUVD-2024-2373","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.","status":"published","published":"2024-07-01T18:46:18Z","modified":"2024-08-02T04:19:20Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-03T03:50:18.462935Z"}],"ghsa":[{"id":"GHSA-jfgp-674x-6q4p","title":"Weblate vulnerable to improper sanitization of project backups","description":"### Impact\nWeblate didn't correctly validate filenames when restoring project backup. It may be possible to gain unauthorized access to\nfiles on the server using a crafted ZIP file.\n\n### Patches\nThis issue has been addressed in Weblate 5.6.2 via https://github.com/WeblateOrg/weblate/commit/b6a7eace155fa0feaf01b4ac36165a9c5e63bfdd.\n\n### Workarounds\nDo not allow project creation to untrusted users.\n\n### References\nThanks to Bryan Cahill for bringing this issue to our attention.\n\n### For more information\nIf you have any questions or comments about this advisory:\n* Open a topic in [discussions](https://github.com/WeblateOrg/weblate/discussions)\n* Email us at [care@weblate.org](mailto:care@weblate.org)\n","status":"published","published":"2024-07-01T21:02:30Z","modified":"2024-11-18T16:26:48Z","cvss":[{"version":"4.0","score":2.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N","level":"low"},{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-73"],"updated_at":"2026-11-02T14:38:20.012356Z"}],"nvd":[{"id":"CVE-2024-39303","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.","status":"published","published":"2024-07-01T19:15:05.54Z","modified":"2026-06-17T07:41:40.657Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-73"],"updated_at":"2026-11-02T14:10:10.545705Z"}],"osv":[{"id":"CVE-2024-39303","title":"Weblate vulnerabler to improper sanitization of project backups","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.","status":"published","published":"2024-07-01T18:46:18.183Z","modified":"2026-10-28T02:30:45.135649083Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-73"],"updated_at":"2026-11-02T15:44:41.618074Z"},{"id":"GHSA-jfgp-674x-6q4p","title":"Weblate vulnerable to improper sanitization of project backups","description":"### Impact\nWeblate didn't correctly validate filenames when restoring project backup. It may be possible to gain unauthorized access to\nfiles on the server using a crafted ZIP file.\n\n### Patches\nThis issue has been addressed in Weblate 5.6.2 via https://github.com/WeblateOrg/weblate/commit/b6a7eace155fa0feaf01b4ac36165a9c5e63bfdd.\n\n### Workarounds\nDo not allow project creation to untrusted users.\n\n### References\nThanks to Bryan Cahill for bringing this issue to our attention.\n\n### For more information\nIf you have any questions or comments about this advisory:\n* Open a topic in [discussions](https://github.com/WeblateOrg/weblate/discussions)\n* Email us at [care@weblate.org](mailto:care@weblate.org)\n","status":"published","published":"2024-07-01T21:02:30Z","modified":"2026-09-10T03:50:16.927291098Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","level":"medium"},{"version":"4.0","score":2.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N","level":"low"}],"cwes":["CWE-73"],"updated_at":"2026-11-02T15:46:50.336262Z"},{"id":"PYSEC-2026-2041","title":"Weblate vulnerable to improper sanitization of project backups","description":"### Impact\nWeblate didn't correctly validate filenames when restoring project backup. It may be possible to gain unauthorized access to\nfiles on the server using a crafted ZIP file.\n\n### Patches\nThis issue has been addressed in Weblate 5.6.2 via https://github.com/WeblateOrg/weblate/commit/b6a7eace155fa0feaf01b4ac36165a9c5e63bfdd.\n\n### Workarounds\nDo not allow project creation to untrusted users.\n\n### References\nThanks to Bryan Cahill for bringing this issue to our attention.\n\n### For more information\nIf you have any questions or comments about this advisory:\n* Open a topic in [discussions](https://github.com/WeblateOrg/weblate/discussions)\n* Email us at [care@weblate.org](mailto:care@weblate.org)\n","status":"published","published":"2026-07-07T14:34:36.062688Z","modified":"2026-07-07T17:47:55.601289014Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","level":"medium"},{"version":"4.0","score":2.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N","level":"low"}],"updated_at":"2026-11-02T15:52:55.537808Z"},{"id":"openSUSE-SU-2024:14210-1","title":"weblate-5.6.2-1.1 on GA media","description":"These are all security issues fixed in the weblate-5.6.2-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-07-19T00:00:00Z","modified":"2026-02-04T03:28:18.527542Z","updated_at":"2026-11-02T16:58:36.662953Z"}]}}