{"id":"CVE-2018-12270","aliases":["EUVD-2018-4246","GHSA-3gwr-m8f8-mc52"],"status":"published","title":"In Valve Steam 1528829181 BETA, it is possible to perform a homograph / homoglyph attack to...","description":"In Valve Steam 1528829181 BETA, it is possible to perform a homograph / homoglyph attack to create fake URLs in the client, which may trick users into visiting unintended web sites.","severity":{"version":"3.0","score":5.4,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00891,"percentile":0.59662,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2019-05-20T13:32:54Z","modified":"2026-06-17T01:37:28Z","products":[{"vendor":"valvesoftware","product":"steam_client"}],"references":[{"url":"https://github.com/VixusFoxy/CVE/wiki/CVE-2018-12270","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-12270"},{"url":"https://github.com/advisories/GHSA-3gwr-m8f8-mc52"}],"sources":{"cve":[{"id":"CVE-2018-12270","description":"In Valve Steam 1528829181 BETA, it is possible to perform a homograph / homoglyph attack to create fake URLs in the client, which may trick users into visiting unintended web sites.","status":"published","published":"2019-05-20T13:32:54Z","modified":"2024-08-05T08:30:59.571Z","updated_at":"2026-11-02T14:35:06.679212Z"}],"euvd":[{"id":"EUVD-2018-4246","description":"In Valve Steam 1528829181 BETA, it is possible to perform a homograph / homoglyph attack to create fake URLs in the client, which may trick users into visiting unintended web sites.","status":"published","published":"2019-05-20T13:32:54Z","modified":"2024-08-05T08:30:59Z","updated_at":"2026-11-03T02:39:53.14558Z"}],"ghsa":[{"id":"GHSA-3gwr-m8f8-mc52","title":"In Valve Steam 1528829181 BETA, it is possible to perform a homograph / homoglyph attack to...","description":"In Valve Steam 1528829181 BETA, it is possible to perform a homograph / homoglyph attack to create fake URLs in the client, which may trick users into visiting unintended web sites.","status":"published","published":"2022-05-24T16:46:06Z","modified":"2024-04-04T00:42:43Z","cvss":[{"version":"3.0","score":5.4,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:55:51.119563Z"}],"nvd":[{"id":"CVE-2018-12270","description":"In Valve Steam 1528829181 BETA, it is possible to perform a homograph / homoglyph attack to create fake URLs in the client, which may trick users into visiting unintended web sites.","status":"published","published":"2019-05-20T14:29:00.307Z","modified":"2026-06-17T01:37:28.57Z","cvss":[{"version":"3.0","score":5.4,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":5.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:04:57.307075Z"}]}}