{"id":"CVE-2020-13653","aliases":["EUVD-2020-5895","GHSA-q5qf-hx5c-q6fm"],"status":"published","title":"An XSS vulnerability exists in the Webmail component of Zimbra Collaboration Suite before 8.8.15...","description":"An XSS vulnerability exists in the Webmail component of Zimbra Collaboration Suite before 8.8.15 Patch 11. It allows an attacker to inject executable JavaScript into the account name of a user's profile. The injected code can be reflected and executed when changing an e-mail signature.","severity":{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01398,"percentile":0.72638,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2020-07-02T15:15:44Z","modified":"2026-10-24T14:03:17Z","products":[{"vendor":"synacor","product":"zimbra_collaboration_suite"}],"references":[{"url":"https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories","tags":["x_refsource_MISC","x_transferred","Vendor Advisory","advisory"]},{"url":"https://wiki.zimbra.com/wiki/Security_Center","tags":["x_refsource_MISC","x_transferred","Release Notes","Vendor Advisory","advisory"]},{"url":"https://wiki.zimbra.com/wiki/Zimbra_Releases/8.8.15/P11","tags":["x_refsource_CONFIRM","x_transferred","Release Notes","Vendor Advisory","advisory"]},{"url":"https://wiki.zimbra.com/wiki/Zimbra_Releases/9.0.0/P4","tags":["x_refsource_MISC","x_transferred","Release Notes","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-13653"},{"url":"https://github.com/advisories/GHSA-q5qf-hx5c-q6fm"}],"sources":{"cve":[{"id":"CVE-2020-13653","description":"An XSS vulnerability exists in the Webmail component of Zimbra Collaboration Suite before 8.8.15 Patch 11. It allows an attacker to inject executable JavaScript into the account name of a user's profile. The injected code can be reflected and executed when changing an e-mail signature.","status":"published","published":"2020-07-02T15:15:44Z","modified":"2024-08-04T12:25:16.385Z","updated_at":"2026-11-02T14:35:53.868619Z"}],"euvd":[{"id":"EUVD-2020-5895","description":"An XSS vulnerability exists in the Webmail component of Zimbra Collaboration Suite before 8.8.15 Patch 11. It allows an attacker to inject executable JavaScript into the account name of a user's profile. The injected code can be reflected and executed when changing an e-mail signature.","status":"published","published":"2020-07-02T15:15:44Z","modified":"2024-08-04T12:25:16Z","updated_at":"2026-11-03T03:07:36.6695Z"}],"ghsa":[{"id":"GHSA-q5qf-hx5c-q6fm","title":"An XSS vulnerability exists in the Webmail component of Zimbra Collaboration Suite before 8.8.15...","description":"An XSS vulnerability exists in the Webmail component of Zimbra Collaboration Suite before 8.8.15 Patch 11. It allows an attacker to inject executable JavaScript into the account name of a user's profile. The injected code can be reflected and executed when changing an e-mail signature.","status":"published","published":"2022-05-24T17:22:17Z","modified":"2023-01-29T05:03:16Z","updated_at":"2026-11-02T14:45:17.130191Z"}],"nvd":[{"id":"CVE-2020-13653","description":"An XSS vulnerability exists in the Webmail component of Zimbra Collaboration Suite before 8.8.15 Patch 11. It allows an attacker to inject executable JavaScript into the account name of a user's profile. The injected code can be reflected and executed when changing an e-mail signature.","status":"published","published":"2020-07-02T16:15:11.577Z","modified":"2026-06-17T02:53:30.807Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:06:08.145904Z"}],"osv":[{"id":"CVE-2020-13653","description":"An XSS vulnerability exists in the Webmail component of Zimbra Collaboration Suite before 8.8.15 Patch 11. It allows an attacker to inject executable JavaScript into the account name of a user's profile. The injected code can be reflected and executed when changing an e-mail signature.","status":"published","published":"2020-07-02T16:15:11.577Z","modified":"2026-10-24T14:03:17.542992516Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:14.418339Z"}]}}