{"id":"CVE-2021-43956","aliases":["EUVD-2021-30818","GHSA-9p4g-cjcf-q3x2"],"status":"published","title":"The jQuery deserialize library in Fisheye and Crucible before version 4.8.9 allowed remote...","description":"The jQuery deserialize library in Fisheye and Crucible before version 4.8.9 allowed remote attackers to to inject arbitrary HTML and/or JavaScript via a prototype pollution vulnerability.","severity":{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00731,"percentile":0.54576,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-1321"],"published":"2022-03-16T00:55:16Z","modified":"2026-06-17T04:11:41Z","products":[{"vendor":"atlassian","product":"crucible"},{"vendor":"atlassian","product":"fisheye"}],"references":[{"url":"https://jira.atlassian.com/browse/FE-7395","tags":["x_refsource_MISC","x_transferred","Issue Tracking","Vendor Advisory"]},{"url":"https://jira.atlassian.com/browse/CRUC-8531","tags":["x_refsource_MISC","x_transferred","Issue Tracking","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-43956"},{"url":"https://github.com/advisories/GHSA-9p4g-cjcf-q3x2"}],"sources":{"cve":[{"id":"CVE-2021-43956","description":"The jQuery deserialize library in Fisheye and Crucible before version 4.8.9 allowed remote attackers to to inject arbitrary HTML and/or JavaScript via a prototype pollution vulnerability.","status":"published","published":"2022-03-16T00:55:16.739Z","modified":"2024-10-03T14:32:50.447Z","updated_at":"2026-11-02T14:32:57.033395Z"}],"euvd":[{"id":"EUVD-2021-30818","description":"The jQuery deserialize library in Fisheye and Crucible before version 4.8.9 allowed remote attackers to to inject arbitrary HTML and/or JavaScript via a prototype pollution vulnerability.","status":"published","published":"2022-03-16T00:55:16Z","modified":"2024-10-03T14:32:50Z","updated_at":"2026-11-03T00:27:54.233481Z"}],"ghsa":[{"id":"GHSA-9p4g-cjcf-q3x2","title":"The jQuery deserialize library in Fisheye and Crucible before version 4.8.9 allowed remote...","description":"The jQuery deserialize library in Fisheye and Crucible before version 4.8.9 allowed remote attackers to to inject arbitrary HTML and/or JavaScript via a prototype pollution vulnerability.","status":"published","published":"2022-03-17T00:00:51Z","modified":"2023-01-27T05:00:46Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-1321"],"updated_at":"2026-11-02T14:41:44.80267Z"}],"nvd":[{"id":"CVE-2021-43956","description":"The jQuery deserialize library in Fisheye and Crucible before version 4.8.9 allowed remote attackers to to inject arbitrary HTML and/or JavaScript via a prototype pollution vulnerability.","status":"published","published":"2022-03-16T01:15:07.787Z","modified":"2026-06-17T04:11:41.827Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-1321"],"updated_at":"2026-11-02T14:07:05.198719Z"}]}}