{"id":"CVE-2026-48209","state":"PUBLISHED","title":"Reflected XSS in authenticated agent context","description":"An improper neutralization of user-controllable input in OTRS or ((OTRS)) Community Edition ticket handling allows authenticated attackers to perform reflected cross-site scripting (XSS) attacks via crafted request parameters associated with ticket actions. By injecting malicious JavaScript into manipulated request URLs, attackers can execute arbitrary script code in the context of an authenticated agent session when the crafted link is opened.\n\nThis issue affects OTRS:\n\n  *  7.0.x\n\nPlease note that ((OTRS)) Community Edition 6.x and before are vulnerable. Products based on the ((OTRS)) Community Edition also very likely to be affected","publishedAt":"2026-06-01T03:32:28.473Z","updatedAt":"2026-06-01T13:19:45.357Z","severity":{"score":7.1,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:N","source":"OTRS"},"assigner":"OTRS","products":["OTRS AG OTRS","OTRS AG ((OTRS)) Community Edition"],"affected":[{"vendor":"OTRS AG","product":"OTRS","defaultStatus":"unaffected","versions":[{"version":"7.0.x","status":"affected"}]},{"vendor":"OTRS AG","product":"((OTRS)) Community Edition","defaultStatus":"affected","versions":[{"version":"6.x","status":"affected"}]}],"references":["https://otrs.com/release-notes/otrs-security-advisory-2026-08/"],"weaknesses":["CWE-79","CWE-116"],"ingestedAt":"2026-10-29T20:12:07.131Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/48xxx/CVE-2026-48209.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-48209","state":"PUBLISHED","datePublished":"2026-06-01T03:32:28.473Z","dateUpdated":"2026-06-01T13:19:45.357Z","assignerShortName":"OTRS","assignerOrgId":"2e1bf29f-dc29-4ed8-830c-7b9348b6f0e8","dateReserved":"2026-05-21T12:12:49.645Z"},"containers":{"cna":{"title":"Reflected XSS in authenticated agent context","descriptions":[{"lang":"en","value":"An improper neutralization of user-controllable input in OTRS or ((OTRS)) Community Edition ticket handling allows authenticated attackers to perform reflected cross-site scripting (XSS) attacks via crafted request parameters associated with ticket actions. By injecting malicious JavaScript into manipulated request URLs, attackers can execute arbitrary script code in the context of an authenticated agent session when the crafted link is opened.\n\nThis issue affects OTRS:\n\n  *  7.0.x\n\nPlease note that ((OTRS)) Community Edition 6.x and before are vulnerable. Products based on the ((OTRS)) Community Edition also very likely to be affected"}],"affected":[{"vendor":"OTRS AG","product":"OTRS","defaultStatus":"unaffected","versions":[{"version":"7.0.x","status":"affected"}]},{"vendor":"OTRS AG","product":"((OTRS)) Community Edition","defaultStatus":"affected","versions":[{"version":"6.x","status":"affected"}]}],"references":[{"url":"https://otrs.com/release-notes/otrs-security-advisory-2026-08/"}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":7.1,"baseSeverity":"HIGH","confidentialityImpact":"LOW","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:N","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-79","description":"CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","lang":"en","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-116","description":"CWE-116 Improper Encoding or Escaping of Output","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"OTRS","orgId":"2e1bf29f-dc29-4ed8-830c-7b9348b6f0e8","dateUpdated":"2026-06-01T03:32:28.473Z"},"credits":[{"lang":"en","type":"finder","value":"Special thanks to William Bastos (@chor4o) for reporting this vulnerability"}],"datePublic":"2026-06-01T07:00:00.000Z","impacts":[{"capecId":"CAPEC-63","descriptions":[{"lang":"en","value":"CAPEC-63 Cross-Site Scripting (XSS)"}]}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Update to latest version of OTRS (2026.4.1. or later). Please note that there will be no OTRS 7 patches<br>"}],"value":"Update to latest version of OTRS (2026.4.1. or later). Please note that there will be no OTRS 7 patches"}],"source":{"advisory":"OSA-2026-08","defect":["Ticket#2026052110000287","Ticket#2026041442001606"],"discovery":"EXTERNAL"},"x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-06-01T13:19:36.979966Z","id":"CVE-2026-48209","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":"2026-06-01T13:19:45.357Z"}}]}}}