{"id":"CVE-2022-28118","aliases":["EUVD-2022-4875","GHSA-q469-j32f-h7vm"],"status":"published","title":"RCE in SiteServer CMS","description":"SiteServer CMS v7.x allows attackers to execute arbitrary code via a crafted plug-in.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.02771,"percentile":0.86523,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2022-05-03T00:08:02Z","modified":"2026-07-09T01:17:25Z","exploits":[{"source":"pocgithub","id":"Richard-Tang/SSCMS-PluginShell","title":"Richard-Tang/SSCMS-PluginShell","date":"2021-05-30","url":"https://github.com/Richard-Tang/SSCMS-PluginShell"}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"siteserver","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"7.0.0"}]}]},{"source":"osv","ecosystem":"npm","package":"siteserver","ranges":[{"type":"SEMVER","events":[{"introduced":"7.0.0"}]}]}],"products":[{"vendor":"sscms","product":"siteserver_cms"}],"references":[{"url":"https://github.com/siteserver/cms","tags":["x_refsource_MISC","x_transferred","Product","Third Party Advisory","package"]},{"url":"https://github.com/Richard-Tang/SSCMS-PluginShell/blob/main/Detail.md","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","web"]},{"url":"https://github.com/siteserver/cms/issues/3386","tags":["x_refsource_MISC","x_transferred","Exploit","Issue Tracking","Third Party Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-28118","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-q469-j32f-h7vm"}],"sources":{"cve":[{"id":"CVE-2022-28118","description":"SiteServer CMS v7.x allows attackers to execute arbitrary code via a crafted plug-in.","status":"published","published":"2022-05-03T00:08:02Z","modified":"2026-07-09T00:18:32.116Z","updated_at":"2026-11-02T14:34:39.233406Z"}],"euvd":[{"id":"EUVD-2022-4875","description":"SiteServer CMS v7.x allows attackers to execute arbitrary code via a crafted plug-in.","status":"published","published":"2022-05-03T00:08:02Z","modified":"2026-07-09T00:18:32Z","updated_at":"2026-11-02T18:20:07.696389Z"}],"ghsa":[{"id":"GHSA-q469-j32f-h7vm","title":"RCE in SiteServer CMS","description":"SiteServer CMS  v7.x, which SiteServer UI relies on, allows attackers to execute arbitrary code via a crafted plug-in.","status":"published","published":"2022-05-04T00:00:26Z","modified":"2023-07-11T00:21:34Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T14:36:56.605555Z"}],"nvd":[{"id":"CVE-2022-28118","description":"SiteServer CMS v7.x allows attackers to execute arbitrary code via a crafted plug-in.","status":"published","published":"2022-05-03T01:15:06.757Z","modified":"2026-07-09T01:17:25.45Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:07:18.660414Z"}],"osv":[{"id":"GHSA-q469-j32f-h7vm","title":"RCE in SiteServer CMS","description":"SiteServer CMS  v7.x, which SiteServer UI relies on, allows attackers to execute arbitrary code via a crafted plug-in.","status":"published","published":"2022-05-04T00:00:26Z","modified":"2023-11-08T04:09:01.307073Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:46:54.055966Z"}]}}