{"id":"CVE-2021-22021","aliases":["EUVD-2021-9190","GHSA-mw4g-p3x5-fwh9"],"status":"published","title":"VMware vRealize Log Insight (8.x prior to 8.4) contains a Cross Site Scripting (XSS)...","description":"VMware vRealize Log Insight (8.x prior to 8.4) contains a Cross Site Scripting (XSS) vulnerability due to improper user input validation. An attacker with user privileges may be able to inject a malicious payload via the Log Insight UI which would be executed when the victim accesses the shared dashboard link.","severity":{"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","from":"nvd"},"epss":{"day":"2026-11-12","score":0.00468,"percentile":0.41006,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-08-30T18:06:13Z","modified":"2026-06-17T03:36:34Z","products":[{"vendor":"vmware","product":"cloud_foundation"},{"vendor":"vmware","product":"vmware vrealize log insight"},{"vendor":"vmware","product":"vrealize_log_insight"}],"references":[{"url":"https://www.vmware.com/security/advisories/VMSA-2021-0019.html","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-22021"},{"url":"https://github.com/advisories/GHSA-mw4g-p3x5-fwh9"}],"sources":{"cve":[{"id":"CVE-2021-22021","description":"VMware vRealize Log Insight (8.x prior to 8.4) contains a Cross Site Scripting (XSS) vulnerability due to improper user input validation. An attacker with user privileges may be able to inject a malicious payload via the Log Insight UI which would be executed when the victim accesses the shared dashboard link.","status":"published","published":"2021-08-30T18:06:13Z","modified":"2024-08-03T18:30:23.931Z","updated_at":"2026-11-02T14:32:58.028461Z"}],"euvd":[{"id":"EUVD-2021-9190","description":"VMware vRealize Log Insight (8.x prior to 8.4) contains a Cross Site Scripting (XSS) vulnerability due to improper user input validation. An attacker with user privileges may be able to inject a malicious payload via the Log Insight UI which would be executed when the victim accesses the shared dashboard link.","status":"published","published":"2021-08-30T18:06:13Z","modified":"2024-08-03T18:30:23Z","updated_at":"2026-11-03T03:25:04.094929Z"}],"ghsa":[{"id":"GHSA-mw4g-p3x5-fwh9","title":"VMware vRealize Log Insight (8.x prior to 8.4) contains a Cross Site Scripting (XSS)...","description":"VMware vRealize Log Insight (8.x prior to 8.4) contains a Cross Site Scripting (XSS) vulnerability due to improper user input validation. An attacker with user privileges may be able to inject a malicious payload via the Log Insight UI which would be executed when the victim accesses the shared dashboard link.","status":"published","published":"2022-05-24T19:12:27Z","modified":"2023-01-30T05:01:49Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:46:29.807452Z"}],"nvd":[{"id":"CVE-2021-22021","description":"VMware vRealize Log Insight (8.x prior to 8.4) contains a Cross Site Scripting (XSS) vulnerability due to improper user input validation. An attacker with user privileges may be able to inject a malicious payload via the Log Insight UI which would be executed when the victim accesses the shared dashboard link.","status":"published","published":"2021-08-30T19:15:08.457Z","modified":"2026-06-17T03:36:34.103Z","cvss":[{"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-79"],"updated_at":"2026-11-02T14:06:57.67549Z"}]}}