{"id":"CVE-2021-1253","aliases":["EUVD-2021-6720","GHSA-qp95-2hv6-rp65"],"status":"published","title":"Cisco Data Center Network Manager Vulnerabilities","description":"Multiple vulnerabilities in the web-based management interface of Cisco Data Center Network Manager (DCNM) could allow a remote attacker with network-operator privileges to conduct a cross-site scripting (XSS) attack or a reflected file download (RFD) attack against a user of the interface. For more information about these vulnerabilities, see the Details section of this advisory.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00622,"percentile":0.50085,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20","CWE-79"],"published":"2021-01-20T20:10:32Z","modified":"2026-06-17T03:31:19Z","products":[{"vendor":"cisco","product":"cisco data center network manager"},{"vendor":"cisco","product":"data_center_network_manager"}],"references":[{"url":"https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dcnm-xss-vulns-GuUJ39gh","tags":["vendor-advisory","x_refsource_CISCO","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-1253"},{"url":"https://github.com/advisories/GHSA-qp95-2hv6-rp65"}],"sources":{"cve":[{"id":"CVE-2021-1253","title":"Cisco Data Center Network Manager Vulnerabilities","description":"Multiple vulnerabilities in the web-based management interface of Cisco Data Center Network Manager (DCNM) could allow a remote attacker with network-operator privileges to conduct a cross-site scripting (XSS) attack or a reflected file download (RFD) attack against a user of the interface. For more information about these vulnerabilities, see the Details section of this advisory.","status":"published","published":"2021-01-20T20:10:32.378Z","modified":"2024-11-12T20:20:42.992Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:33:08.409321Z"}],"euvd":[{"id":"EUVD-2021-6720","description":"Multiple vulnerabilities in the web-based management interface of Cisco Data Center Network Manager (DCNM) could allow a remote attacker with network-operator privileges to conduct a cross-site scripting (XSS) attack or a reflected file download (RFD) attack against a user of the interface. For more information about these vulnerabilities, see the Details section of this advisory.","status":"published","published":"2021-01-20T20:10:32Z","modified":"2024-11-12T20:20:42Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L","level":"medium"}],"updated_at":"2026-11-03T00:05:03.478844Z"}],"ghsa":[{"id":"GHSA-qp95-2hv6-rp65","title":"Multiple vulnerabilities in the web-based management interface of Cisco Data Center Network...","description":"Multiple vulnerabilities in the web-based management interface of Cisco Data Center Network Manager (DCNM) could allow a remote attacker with network-operator privileges to conduct a cross-site scripting (XSS) attack or a reflected file download (RFD) attack against a user of the interface.\r For more information about these vulnerabilities, see the Details section of this advisory.\r ","status":"published","published":"2022-05-24T17:39:38Z","modified":"2023-01-29T05:05:27Z","cwes":["CWE-20","CWE-79"],"updated_at":"2026-11-02T14:45:47.837276Z"}],"nvd":[{"id":"CVE-2021-1253","description":"Multiple vulnerabilities in the web-based management interface of Cisco Data Center Network Manager (DCNM) could allow a remote attacker with network-operator privileges to conduct a cross-site scripting (XSS) attack or a reflected file download (RFD) attack against a user of the interface. For more information about these vulnerabilities, see the Details section of this advisory.","status":"published","published":"2021-01-20T20:15:13.58Z","modified":"2026-06-17T03:31:19.71Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":3.5,"vector":"AV:N/AC:M/Au:S/C:N/I:P/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-20","CWE-79"],"updated_at":"2026-11-02T14:06:49.660551Z"}]}}