{"id":"CVE-2019-18378","aliases":["EUVD-2019-8163","GHSA-r4mf-29c6-hhqm"],"status":"published","title":"Symantec Messaging Gateway, prior to 10.7.3, may be susceptible to a cross-site scripting (XSS)...","description":"Symantec Messaging Gateway, prior to 10.7.3, may be susceptible to a cross-site scripting (XSS) exploit, which is a type of issue that can enable attackers to inject client-side scripts into web pages viewed by other users. A cross-site scripting vulnerability may be used by attackers to potentially bypass access controls such as the same-origin policy.","severity":{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00727,"percentile":0.54429,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2019-12-11T15:49:17Z","modified":"2026-06-17T02:24:56Z","products":[{"vendor":"symantec","product":"messaging_gateway"}],"references":[{"url":"https://support.symantec.com/us/en/article.SYMSA1501.html","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-18378"},{"url":"https://github.com/advisories/GHSA-r4mf-29c6-hhqm"}],"sources":{"cve":[{"id":"CVE-2019-18378","description":"Symantec Messaging Gateway, prior to 10.7.3, may be susceptible to a cross-site scripting (XSS) exploit, which is a type of issue that can enable attackers to inject client-side scripts into web pages viewed by other users. A cross-site scripting vulnerability may be used by attackers to potentially bypass access controls such as the same-origin policy.","status":"published","published":"2019-12-11T15:49:17Z","modified":"2024-08-05T01:54:13.742Z","updated_at":"2026-11-02T14:32:23.803059Z"}],"euvd":[{"id":"EUVD-2019-8163","description":"Symantec Messaging Gateway, prior to 10.7.3, may be susceptible to a cross-site scripting (XSS) exploit, which is a type of issue that can enable attackers to inject client-side scripts into web pages viewed by other users. A cross-site scripting vulnerability may be used by attackers to potentially bypass access controls such as the same-origin policy.","status":"published","published":"2019-12-11T15:49:17Z","modified":"2024-08-05T01:54:13Z","updated_at":"2026-11-03T02:40:28.293703Z"}],"ghsa":[{"id":"GHSA-r4mf-29c6-hhqm","title":"Symantec Messaging Gateway, prior to 10.7.3, may be susceptible to a cross-site scripting (XSS)...","description":"Symantec Messaging Gateway, prior to 10.7.3, may be susceptible to a cross-site scripting (XSS) exploit, which is a type of issue that can enable attackers to inject client-side scripts into web pages viewed by other users. A cross-site scripting vulnerability may be used by attackers to potentially bypass access controls such as the same-origin policy.","status":"published","published":"2022-05-24T17:03:14Z","modified":"2023-01-29T05:00:38Z","updated_at":"2026-11-02T14:44:38.410251Z"}],"nvd":[{"id":"CVE-2019-18378","description":"Symantec Messaging Gateway, prior to 10.7.3, may be susceptible to a cross-site scripting (XSS) exploit, which is a type of issue that can enable attackers to inject client-side scripts into web pages viewed by other users. A cross-site scripting vulnerability may be used by attackers to potentially bypass access controls such as the same-origin policy.","status":"published","published":"2019-12-11T16:15:11.65Z","modified":"2026-06-17T02:24:56.333Z","cvss":[{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":3.5,"vector":"AV:N/AC:M/Au:S/C:N/I:P/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:05:40.258829Z"}]}}