{"id":"CVE-2026-48210","state":"PUBLISHED","title":"Possible information disclosure via External Interface","description":"An improper default configuration in OTRS 2026.3.1 causes ticket article forwarding actions to enforce the “Is visible for customer” flag by default and prevent users from disabling it via the UI. This leads to unintended exposure of internal ticket information to the External Frontend\n\nThis issue affects OTRS 2026.3.1","publishedAt":"2026-05-31T21:11:25.337Z","updatedAt":"2026-06-01T13:24:39.472Z","severity":{"score":5.7,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N","source":"OTRS"},"assigner":"OTRS","products":["OTRS AG OTRS"],"affected":[{"vendor":"OTRS AG","product":"OTRS","defaultStatus":"unaffected","versions":[{"version":"2026.3.1","status":"affected"}],"modules":["External Interface"]}],"references":["https://otrs.com/release-notes/otrs-security-advisory-2026-09/"],"weaknesses":["CWE-200","CWE-269"],"ingestedAt":"2026-10-29T20:12:07.131Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/48xxx/CVE-2026-48210.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-48210","state":"PUBLISHED","datePublished":"2026-05-31T21:11:25.337Z","dateUpdated":"2026-06-01T13:24:39.472Z","assignerShortName":"OTRS","assignerOrgId":"2e1bf29f-dc29-4ed8-830c-7b9348b6f0e8","dateReserved":"2026-05-21T12:12:49.646Z"},"containers":{"cna":{"title":"Possible information disclosure via External Interface","descriptions":[{"lang":"en","value":"An improper default configuration in OTRS 2026.3.1 causes ticket article forwarding actions to enforce the “Is visible for customer” flag by default and prevent users from disabling it via the UI. This leads to unintended exposure of internal ticket information to the External Frontend\n\nThis issue affects OTRS 2026.3.1"}],"affected":[{"vendor":"OTRS AG","product":"OTRS","defaultStatus":"unaffected","versions":[{"version":"2026.3.1","status":"affected"}],"modules":["External Interface"]}],"references":[{"url":"https://otrs.com/release-notes/otrs-security-advisory-2026-09/"}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.7,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-200","description":"CWE-200 Exposure of Sensitive Information to an Unauthorized Actor","lang":"en","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-269","description":"CWE-269 Improper Privilege Management","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"OTRS","orgId":"2e1bf29f-dc29-4ed8-830c-7b9348b6f0e8","dateUpdated":"2026-06-01T03:33:42.079Z"},"datePublic":"2026-06-01T07:00:00.000Z","impacts":[{"capecId":"CAPEC-233","descriptions":[{"lang":"en","value":"CAPEC-233 Privilege Escalation"}]},{"capecId":"CAPEC-180","descriptions":[{"lang":"en","value":"CAPEC-180 Exploiting Incorrectly Configured Access Control Security Levels"}]}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Update to latest version of OTRS (2026.4.1. or later).<br>"}],"value":"Update to latest version of OTRS (2026.4.1. or later)."}],"source":{"advisory":"OSA-2026-09","defect":["Ticket#2026052110000321","Issue#4853"],"discovery":"USER"},"workarounds":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Go to Forms###AgentFrontend::TicketArticle::Action::Forward in System Configuration.&nbsp;You will find that by Is visible for customer is a line Disabled: 1. Change it to&nbsp;Disabled to 0 or remove it.&nbsp;<br><br><b>Caution: Still the user has to check the checkbox on forwarding and uncheck it if needed</b>"}],"value":"Go to Forms###AgentFrontend::TicketArticle::Action::Forward in System Configuration. You will find that by Is visible for customer is a line Disabled: 1. Change it to Disabled to 0 or remove it. \n\nCaution: Still the user has to check the checkbox on forwarding and uncheck it if needed"}],"x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-06-01T13:24:29.483981Z","id":"CVE-2026-48210","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-06-01T13:24:39.472Z"}}]}}}