{"id":"CVE-2023-47323","aliases":["EUVD-2023-3190","GHSA-cwh6-hm53-6w2m"],"status":"published","title":"Missing access control in Silverpeas","description":"The notification/messaging feature of Silverpeas Core 6.3.1 does not enforce access control on the ID parameter. This allows an attacker to read all messages sent between other users; including those sent only to administrators.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00766,"percentile":0.55791,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2023-12-13T00:00:00Z","modified":"2026-10-28T02:30:49Z","fixes":[{"ecosystem":"Maven","package":"org.silverpeas.core:silverpeas-core-api","fixed_in":["6.3.2"],"sources":["ghsa","osv"]},{"ecosystem":"Maven","package":"org.silverpeas.core:silverpeas-core-web","fixed_in":["6.3.2"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Maven","package":"org.silverpeas.core:silverpeas-core-api","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.3.2"}]}]},{"source":"ghsa","ecosystem":"Maven","package":"org.silverpeas.core:silverpeas-core-web","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.3.2"}]}]},{"source":"osv","ecosystem":"Maven","package":"org.silverpeas.core:silverpeas-core-api","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.3.2"}]}]},{"source":"osv","ecosystem":"Maven","package":"org.silverpeas.core:silverpeas-core-web","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.3.2"}]}]}],"products":[{"vendor":"silverpeas","product":"silverpeas"}],"references":[{"url":"https://github.com/RhinoSecurityLabs/CVEs/tree/master/CVE-2023-47323","tags":["x_transferred","Exploit","Third Party Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-47323","tags":["advisory"]},{"url":"https://github.com/Silverpeas/Silverpeas-Core/commit/6383746372d408eeefa73e17ef95608ddd2c7fba","tags":["web"]},{"url":"http://silverpeas.com","tags":["web"]},{"url":"https://github.com/advisories/GHSA-cwh6-hm53-6w2m"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/47xxx/CVE-2023-47323.json","tags":["advisory"]},{"url":"https://github.com/Silverpeas/Silverpeas-Core","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2023-47323","description":"The notification/messaging feature of Silverpeas Core 6.3.1 does not enforce access control on the ID parameter. This allows an attacker to read all messages sent between other users; including those sent only to administrators.","status":"published","published":"2023-12-13T00:00:00Z","modified":"2026-07-09T00:28:53.354Z","updated_at":"2026-11-02T14:35:14.298866Z"}],"euvd":[{"id":"EUVD-2023-3190","description":"The notification/messaging feature of Silverpeas Core 6.3.1 does not enforce access control on the ID parameter. This allows an attacker to read all messages sent between other users; including those sent only to administrators.","status":"published","published":"2023-12-13T00:00:00Z","modified":"2026-07-09T00:28:53Z","updated_at":"2026-11-02T18:20:05.313723Z"}],"ghsa":[{"id":"GHSA-cwh6-hm53-6w2m","title":"Missing access control in Silverpeas","description":"The notification/messaging feature of Silverpeas Core 6.3.1 does not enforce access control on the ID parameter. This allows an attacker to read all messages sent between other users; including those sent only to administrators.","status":"published","published":"2023-12-13T15:30:58Z","modified":"2023-12-15T22:10:16Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-02T14:37:26.727664Z"}],"nvd":[{"id":"CVE-2023-47323","description":"The notification/messaging feature of Silverpeas Core 6.3.1 does not enforce access control on the ID parameter. This allows an attacker to read all messages sent between other users; including those sent only to administrators.","status":"published","published":"2023-12-13T14:15:44.293Z","modified":"2026-07-09T01:18:43.483Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:08:54.696438Z"}],"osv":[{"id":"GHSA-cwh6-hm53-6w2m","title":"Missing access control in Silverpeas","description":"The notification/messaging feature of Silverpeas Core 6.3.1 does not enforce access control on the ID parameter. This allows an attacker to read all messages sent between other users; including those sent only to administrators.","status":"published","published":"2023-12-13T15:30:58Z","modified":"2023-12-15T22:10:15Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-02T15:46:45.639885Z"},{"id":"CVE-2023-47323","description":"The notification/messaging feature of Silverpeas Core 6.3.1 does not enforce access control on the ID parameter. This allows an attacker to read all messages sent between other users; including those sent only to administrators.","status":"published","published":"2023-12-13T00:00:00Z","modified":"2026-10-28T02:30:49.98324011Z","updated_at":"2026-11-02T15:44:34.287121Z"}]}}