{"cve":"CVE-2021-39112","nvd":{"published":"2021-08-25T03:15:06.380","modified":"2026-06-17T04:03:05.413","status":"Modified","description":"Affected versions of Atlassian Jira Server and Data Center allow remote attackers to redirect users to a malicious URL via a reverse tabnapping vulnerability in the Project Shortcuts feature. The affected versions are before version 8.5.15, from version 8.6.0 before 8.13.7, from version 8.14.0 before 8.17.1, and from version 8.18.0 before 8.18.1.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","score":4.8},"cwes":["CWE-601","CWE-1022"],"references":["https://jira.atlassian.com/browse/JRASERVER-72433","https://jira.atlassian.com/browse/JRASERVER-72433"],"products":["atlassian:data_center","atlassian:jira","atlassian:jira_data_center","atlassian:jira_server"],"source":"nvd","synced_at":"2026-10-19T21:21:57.125947417+00:00"},"epss":{"cve":"CVE-2021-39112","score":0.00992,"percentile":0.62597,"date":"2026-11-01"},"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."]}