{"cve":"CVE-2021-21441","nvd":{"published":"2021-06-16T10:15:08.837","modified":"2026-06-17T03:35:34.897","status":"Modified","description":"There is a XSS vulnerability in the ticket overview screens. It's possible to collect various information by having an e-mail shown in the overview screen. Attack can be performed by sending specially crafted e-mail to the system and it doesn't require any user intraction. This issue affects: OTRS AG ((OTRS)) Community Edition 6.0.x version 6.0.1 and later versions. OTRS AG OTRS 7.0.x version 7.0.26 and prior versions.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","score":7.5},"cwes":["CWE-79"],"references":["https://lists.debian.org/debian-lts-announce/2023/08/msg00040.html","https://otrs.com/release-notes/otrs-security-advisory-2021-11/","https://lists.debian.org/debian-lts-announce/2023/08/msg00040.html","https://otrs.com/release-notes/otrs-security-advisory-2021-11/"],"products":["otrs:otrs"],"source":"nvd","synced_at":"2026-10-19T21:20:07.141963181+00:00"},"epss":{"cve":"CVE-2021-21441","score":0.01089,"percentile":0.65341,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}