{"action":"Upgrade weblate to 5.17 or later.","affected":[{"fixed":"5.17","introduced":"0"}],"component":"weblate","cve_ids":["CVE-2026-39845"],"ecosystem":"PyPI","epss":0.00275,"exploited":false,"fixed_versions":["5.17"],"ghsa_id":"GHSA-f8hv-g549-hwg2","id":"tcs_01M5KFEVJ1D9KC3CK7FH9Y1WHJ","modified_at":"2026-06-08T20:00:09.791453568Z","published_at":"2026-04-16T20:45:04Z","references":["https://osv.dev/vulnerability/GHSA-f8hv-g549-hwg2","https://github.com/WeblateOrg/weblate/security/advisories/GHSA-f8hv-g549-hwg2","https://nvd.nist.gov/vuln/detail/CVE-2026-39845","https://github.com/WeblateOrg/weblate/pull/18815","https://github.com/WeblateOrg/weblate","https://github.com/pypa/advisory-database/tree/main/vulns/weblate/PYSEC-2026-156.yaml"],"severity":{"label":"medium","score":4.1},"sources":[{"source":"osv","source_id":"GHSA-f8hv-g549-hwg2","url":"https://osv.dev/vulnerability/GHSA-f8hv-g549-hwg2"}],"summary":"Weblate: SSRF via the webhook add-on using unprotected fetch_url()"}