{"id":"CVE-2023-0869","aliases":["EUVD-2023-0658","GHSA-7v39-jjj6-j4j4"],"status":"published","title":"Cross-site scripting in outage/list.htm","description":"Cross-site scripting in outage/list.htm in multiple versions of OpenNMS Meridian and Horizon allows an attacker access to confidential session information. The solution is to upgrade to Meridian 2023.1.0 or newer, or Horizon 31.0.4 or newer. \n\n\n\n\n\n\n\n\n\n\n\nMeridian\nand Horizon installation instructions state that they are intended for\ninstallation within an organization's private networks and should not be\ndirectly accessible from the Internet.","severity":{"version":"3.1","score":5.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00408,"percentile":0.3561,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20","CWE-79"],"published":"2023-02-23T14:43:40Z","modified":"2026-10-28T10:36:08Z","affected":[{"source":"ghsa","ecosystem":"Maven","package":"org.opennms:opennms-web-api","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"31.0.3"}]}]},{"source":"osv","ecosystem":"Maven","package":"org.opennms:opennms-web-api","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"31.0.3"}]}],"versions":["31.0.3"]}],"products":[{"vendor":"opennms","product":"horizon"},{"vendor":"opennms","product":"meridian"},{"vendor":"openstack","product":"horizon"},{"vendor":"the opennms group","product":"horizon"},{"vendor":"the opennms group","product":"meridian"}],"references":[{"url":"https://github.com/OpenNMS/opennms/pull/5734","tags":["x_transferred","Patch","fix","web"]},{"url":"https://docs.opennms.com/meridian/2023/releasenotes/changelog.html#releasenotes-changelog-Meridian-2023.1.0","tags":["x_transferred","Release Notes","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-0869","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-7v39-jjj6-j4j4"},{"url":"https://github.com/OpenNMS","tags":["web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/0xxx/CVE-2023-0869.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2023-0869","title":"Cross-site scripting in outage/list.htm","description":"Cross-site scripting in outage/list.htm in multiple versions of OpenNMS Meridian and Horizon allows an attacker access to confidential session information. The solution is to upgrade to Meridian 2023.1.0 or newer, or Horizon 31.0.4 or newer. \n\n\n\n\n\n\n\n\n\n\n\nMeridian\nand Horizon installation instructions state that they are intended for\ninstallation within an organization's private networks and should not be\ndirectly accessible from the Internet.\n\n","status":"published","published":"2023-02-23T14:43:40.95Z","modified":"2024-08-02T05:24:34.701Z","cvss":[{"version":"3.1","score":5.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-20","CWE-79"],"updated_at":"2026-11-02T14:35:35.256261Z"}],"euvd":[{"id":"EUVD-2023-0658","description":"Cross-site scripting in outage/list.htm in multiple versions of OpenNMS Meridian and Horizon allows an attacker access to confidential session information. The solution is to upgrade to Meridian 2023.1.0 or newer, or Horizon 31.0.4 or newer. \n\n\n\n\n\n\n\n\n\n\n\nMeridian\nand Horizon installation instructions state that they are intended for\ninstallation within an organization's private networks and should not be\ndirectly accessible from the Internet.\n\n","status":"published","published":"2023-02-23T14:43:40Z","modified":"2024-08-02T05:24:34Z","cvss":[{"version":"3.1","score":5.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:N","level":"medium"}],"updated_at":"2026-11-03T03:50:16.011444Z"}],"ghsa":[{"id":"GHSA-7v39-jjj6-j4j4","title":"Cross Site Scripting in OpenNMS","description":"Cross-site scripting in outage/list.htm in multiple versions of OpenNMS Meridian and Horizon allows an attacker access to confidential session information.","status":"published","published":"2023-02-23T15:33:05Z","modified":"2023-03-03T23:26:37Z","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"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:36:47.279442Z"}],"nvd":[{"id":"CVE-2023-0869","description":"Cross-site scripting in outage/list.htm in multiple versions of OpenNMS Meridian and Horizon allows an attacker access to confidential session information. The solution is to upgrade to Meridian 2023.1.0 or newer, or Horizon 31.0.4 or newer. \n\n\n\n\n\n\n\n\n\n\n\nMeridian\nand Horizon installation instructions state that they are intended for\ninstallation within an organization's private networks and should not be\ndirectly accessible from the Internet.\n\n","status":"published","published":"2023-02-23T15:15:11.19Z","modified":"2026-06-17T05:26:31.3Z","cvss":[{"version":"3.1","score":5.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:N","level":"medium","assessor":"secondary"},{"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"}],"cwes":["CWE-20","CWE-79"],"updated_at":"2026-11-02T14:07:47.623983Z"}],"osv":[{"id":"CVE-2023-0869","title":"Cross-site scripting in outage/list.htm","description":"Cross-site scripting in outage/list.htm in multiple versions of OpenNMS Meridian and Horizon allows an attacker access to confidential session information. The solution is to upgrade to Meridian 2023.1.0 or newer, or Horizon 31.0.4 or newer. \n\n\n\n\n\n\n\n\n\n\n\nMeridian\nand Horizon installation instructions state that they are intended for\ninstallation within an organization's private networks and should not be\ndirectly accessible from the Internet.\n\n","status":"published","published":"2023-02-23T14:43:40.95Z","modified":"2026-10-28T10:36:08.222330394Z","cvss":[{"version":"3.1","score":5.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:N","level":"medium"}],"cwes":["CWE-20","CWE-79"],"updated_at":"2026-11-02T15:44:29.487253Z"},{"id":"GHSA-7v39-jjj6-j4j4","title":"Cross Site Scripting in OpenNMS","description":"Cross-site scripting in outage/list.htm in multiple versions of OpenNMS Meridian and Horizon allows an attacker access to confidential session information.","status":"published","published":"2023-02-23T15:33:05Z","modified":"2023-11-08T04:11:12.81601Z","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"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:46:41.349637Z"}]}}