{"id":"CVE-2025-3839","summary":"Epiphany: insecure external protocol invocation in epiphany","details":"A flaw was found in Epiphany, a tool that allows websites to open external URL handler applications with minimal user interaction. This design can be misused to exploit vulnerabilities within those handlers, making them appear remotely exploitable. The browser fails to properly warn or gate this action, resulting in potential code execution on the client device via trusted UI behavior.","modified":"2026-07-15T01:49:02.185621263Z","published":"2026-01-23T03:55:58.802Z","related":["openSUSE-SU-2025:15011-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/3xxx/CVE-2025-3839.json","cna_assigner":"fedora","cwe_ids":["CWE-356"]},"references":[{"type":"ADVISORY","url":"https://access.redhat.com/security/cve/CVE-2025-3839"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/3xxx/CVE-2025-3839.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-3839"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2361430"},{"type":"PACKAGE","url":"https://gitlab.gnome.org/GNOME/epiphany"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://gitlab.gnome.org/gnome/epiphany","events":[{"introduced":"0"},{"fixed":"0626336b5d913e90aae1b7da8a951284d1bd902c"},{"introduced":"1a51f37b60c95292d1ffc81ea0b9a6526e2e5576"},{"fixed":"1d3096993322d8bd007d75b760caa7f4c83f853e"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"47.5"},{"introduced":"48.0"},{"fixed":"48.1"}],"source":"AFFECTED_FIELD"}}],"versions":["47.4","48.0","47.3.1","47.3","47.2","47.1","47.0","47.rc","47.beta","47.alpha","46.0","46.rc","46.beta","46.alpha","45.0","45.beta","45.alpha","44.0","44.rc","44.beta","44.alpha","43.0","43.rc","43.beta","43.alpha","42.beta-really","42.alpha","41.0","41.rc","42.beta","41.beta","41.alpha","40.0","40.rc","40.beta","40.alpha","3.38.0","3.37.92","3.37.91","3.37.90","3.37.3","3.37.2","3.37.1","3.36.0","3.35.92","3.35.91","3.35.90","3.35.3","3.35.2","3.35.1","3.34.0","3.33.92","3.33.91","3.33.90","3.33.4","3.33.3","3.33.2","3.33.1","3.31.90","3.31.4","3.31.3","3.31.2","3.31.1","3.29.92","3.29.91","3.29.90","3.29.4","3.29.3","3.29.2","3.29.1","3.27.90","3.27.4","3.27.3","3.27.2","3.27.1","3.26.0","3.25.92","3.25.91","3.25.90","3.25.4","3.25.3","3.25.2","3.25.1","3.24.1","3.24.0","3.23.93","3.23.92","3.23.91.1","3.23.91","3.23.90","3.23.5","3.23.4","3.23.3","3.23.2.1","3.23.2","3.23.1.2","3.23.1.1","3.23.1","3.21.4","3.21.3","3.21.2","3.21.1","3.20.0","3.19.92","3.19.91","3.19.90","3.19.1","3.18.0","3.17.91","3.17.2","3.17.1","3.16.1","3.16.0","3.15.92","3.15.90","3.15.1","3.14.1","3.14.0","3.13.91","3.13.90","3.12.1","3.12.0","3.11.92","3.11.91","3.11.90","3.11.4","3.11.3","3.11.2","3.11.1","3.10.1","3.10.0","3.9.91","3.9.90","3.9.3","3.9.2","3.7.92","3.7.91","3.7.90","3.7.5","3.7.3","3.7.1","3.6.0","3.5.92","3.5.91.1","3.5.90","3.5.5","3.5.4","3.5.3","3.5.1","3.3.92","3.3.91","3.3.90","3.3.5","3.3.4.1","3.3.4","3.3.3","3.3.2","3.3.1","3.2.0","3.1.92","3.1.91.1","3.1.91","3.1.90","3.1.5","3.1.2","3.0.0","2.91.92","2.91.91.1","2.91.91","2.91.90","2.91.6","2.91.5","2.91.4.1","2.91.4","2.91.3","2.91.2","2.91.1.1","2.91.1","2.31.5","2.31.4","2.31.2","2.30.2","2.30.1","2.30","2.29.92","2.29.91","2.29.90","actual-2.29.6","2.29.6","2.29.5","2.29.3","2.29.1","2.27.92","2.27.91","2.27.90","2.27.5","2.27.4","RELEASE_2_23_91","RELEASE_2_21_92","RELEASE_2_21_90","RELEASE_2_21_5","RELEASE_2_21_4","RELEASE_2_19_90","RELEASE_2_19_6","XULRUNNER_BRANCHPOINT","RELEASE_2_19_5","RELEASE_2_19_2","RELEASE_2_18_0","GNOME_2_18_BRANCHPOINT","RELEASE_2_17_92","WEBKIT_BRANCHPOINT","RELEASE_2_17_91","RELEASE_2_17_90","RELEASE_2_17_5","RELEASE_2_17_4","RELEASE_2_17_3","RELEASE_2_17_2","GNOME_2_16_BRANCHPOINT","RELEASE_2_16_0","RELEASE_2_15_92","RELEASE_2_5_91","RELEASE_2_15_4","RELEASE_2_15_3","RELEASE_2_15_2","RELEASE_2_15_1","RELEASE_2_14_0","GNOME_2_14_BRANCHPOINT","Release1999","Release198","Release196","Release1951","Release195","Release194","Release1931","Release193","Release192","Release191","BEFORE_HARVES18","GNOME_2_12_BRANCHPOINT","Release176","Release175","PRE_GNOME_2_14_BRANCHPOINT","Release174","Release173","Release172","Release171","Release160","GNOME_2_10_ANCHOR","Release158","Release157","Release156","Release155","Release154","Release153","Release152","GTK_ENGINES_2_6_0","Release151","WEBCORE_BRANCHPOINT","help","gnome-2-8-branchpoint","pre-gnome-2-10-branchpoint","Release138","Release137","Release136","Release135","Release134","Release133","Release132","Release131","Release130","Release120","Release1112","Release1111","Release1110","Release119","Release117","Release115","Release113","Release112","Release111","Release110","Release092","Release091","Release090","Release083","Release082","Release081","Release073","Release072","Release070","INITIAL"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-3839.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N"}]}