{"id":"CVE-2026-34244","aliases":["GHSA-xrwr-fcw6-fmq8","PYSEC-2026-2314"],"url":"https://o3.security/vulnerability/CVE-2026-34244","summary":"Weblate: SSRF via Project-Level Machinery Configuration","details":"### Impact\nA user with the `project.edit` permission (granted by the per-project \"Administration\" role) can configure machine translation service URLs pointing to arbitrary internal network addresses. During configuration validation, Weblate makes an HTTP request to the attacker-controlled URL and reflects up to 200 characters of the response body back to the user in an error message. This constitutes a Server-Side Request Forgery (SSRF) with partial response read.\n\n### Patches\n\n* https://github.com/WeblateOrg/weblate/pull/18684\n* The solution then has been cleaned up in followup patches\n\n### Workarounds\nLimiting available machinery services via WEBLATE_MACHINERY setting can avoid this.\n\n### References\n\nThanks to @DavidCarliez for disclosing this via GitHub private vulnerability reporting.","published":"2026-04-15T18:22:42.551Z","modified":"2026-08-12T03:51:11.142761588Z","cvss":{"score":5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"weblate","fixedVersion":"5.17"}],"fix":{"url":"https://github.com/WeblateOrg/weblate/commit/e619e9090202e4886b844c110d39308e7e882c0e","label":"WeblateOrg/weblate@e619e90"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/34xxx/CVE-2026-34244.json"},{"type":"ADVISORY","url":"https://github.com/WeblateOrg/weblate/security/advisories/GHSA-xrwr-fcw6-fmq8"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-34244"},{"type":"FIX","url":"https://github.com/WeblateOrg/weblate/commit/e619e9090202e4886b844c110d39308e7e882c0e"},{"type":"WEB","url":"https://github.com/WeblateOrg/weblate/pull/18684"},{"type":"PACKAGE","url":"https://github.com/WeblateOrg/weblate"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:11.142761588Z"}}