{"id":"CVE-2021-41132","aliases":["EUVD-2021-0156","GHSA-g67g-hvc3-xmvf","PYSEC-2021-372","PYSEC-2021-379"],"status":"published","title":"Inconsistent input sanitisation leads to XSS vectors","description":"OMERO.web provides a web based client and plugin infrastructure. In versions prior to 5.11.0, a variety of templates do not perform proper sanitization through HTML escaping. Due to the lack of sanitization and use of ``jQuery.html()``, there are a whole host of cross-site scripting possibilities with specially crafted input to a variety of fields. This issue is patched in version 5.11.0. There are no known workarounds aside from upgrading.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.01039,"percentile":0.64404,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-116","CWE-79"],"published":"2021-10-14T15:45:12Z","modified":"2026-11-09T10:45:28Z","fixes":[{"ecosystem":"PyPI","package":"omero-web","fixed_in":["5.11.0"],"sources":["ghsa","osv"]},{"ecosystem":"PyPI","package":"omero-figure","fixed_in":["4.4.1"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"PyPI","package":"omero-web","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.11.0"}]}]},{"source":"ghsa","ecosystem":"PyPI","package":"omero-figure","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.1"}]}]},{"source":"osv","ecosystem":"PyPI","package":"omero-web","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.11.0"}]}],"versions":["5.10.0","5.11.0rc1","5.5.dev1","5.5.dev2","5.6.0","5.6.1","5.6.2","5.6.3","5.6.dev1","5.6.dev2","5.6.dev3","5.6.dev4","5.6.dev5","5.6.dev6","5.6.dev7","5.7.0","5.7.1","5.8.0","5.8.1","5.9.0","5.9.1","5.9.2"]},{"source":"osv","ecosystem":"PyPI","package":"omero-figure","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.1"}]}],"versions":["2.0.0","2.0.1","3.0.0","3.1.0","3.1.1","3.1.2","3.2.0","3.2.1","4.0.0","4.0.1","4.0.2","4.1.0","4.2.0","4.2.dev1","4.3.0","4.3.1","4.3.2","4.4.0"]},{"source":"osv","ecosystem":"PyPI","package":"omero-web","ranges":[{"type":"GIT","events":[{"introduced":"0"},{"fixed":"0168067accde5e635341b3c714b1d53ae92ba424"}]},{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.11.0"}]}],"versions":["5.10.0","5.11.0rc1","5.5.dev1","5.5.dev2","5.6.0","5.6.1","5.6.2","5.6.3","5.6.dev1","5.6.dev2","5.6.dev3","5.6.dev4","5.6.dev5","5.6.dev6","5.6.dev7","5.7.0","5.7.1","5.8.0","5.8.1","5.9.0","5.9.1","5.9.2"]},{"source":"osv","ecosystem":"PyPI","package":"omero-figure","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.1"}]}],"versions":["2.0.0","2.0.1","3.0.0","3.1.0","3.1.1","3.1.2","3.2.0","3.2.1","4.0.0","4.0.1","4.0.2","4.1.0","4.2.0","4.2.dev1","4.3.0","4.3.1","4.3.2","4.4.0"]}],"products":[{"vendor":"ome","product":"omero-web"},{"vendor":"openmicroscopy","product":"omero-figure"},{"vendor":"openmicroscopy","product":"omero-web"}],"references":[{"url":"https://github.com/ome/omero-web/security/advisories/GHSA-g67g-hvc3-xmvf","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory","advisory","web"]},{"url":"https://github.com/ome/omero-web/commit/0168067accde5e635341b3c714b1d53ae92ba424","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web"]},{"url":"https://www.openmicroscopy.org/security/advisories/2021-SV3/","tags":["x_refsource_MISC","x_transferred","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-41132","tags":["advisory"]},{"url":"https://github.com/pypa/advisory-database/tree/main/vulns/omero-figure/PYSEC-2021-379.yaml","tags":["web"]},{"url":"https://github.com/pypa/advisory-database/tree/main/vulns/omero-web/PYSEC-2021-372.yaml","tags":["web"]},{"url":"https://www.openmicroscopy.org/security/advisories/2021-SV3","tags":["web"]},{"url":"https://github.com/advisories/GHSA-g67g-hvc3-xmvf"},{"url":"https://github.com/ome/omero-web","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2021-41132","title":"Inconsistent input sanitisation leads to XSS vectors","description":"OMERO.web provides a web based client and plugin infrastructure. In versions prior to 5.11.0, a variety of templates do not perform proper sanitization through HTML escaping. Due to the lack of sanitization and use of ``jQuery.html()``, there are a whole host of cross-site scripting possibilities with specially crafted input to a variety of fields. This issue is patched in version 5.11.0. There are no known workarounds aside from upgrading.","status":"published","published":"2021-10-14T15:45:12Z","modified":"2024-08-04T02:59:31.416Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-116"],"updated_at":"2026-11-02T14:32:59.430294Z"}],"euvd":[{"id":"EUVD-2021-0156","description":"OMERO.web provides a web based client and plugin infrastructure. In versions prior to 5.11.0, a variety of templates do not perform proper sanitization through HTML escaping. Due to the lack of sanitization and use of ``jQuery.html()``, there are a whole host of cross-site scripting possibilities with specially crafted input to a variety of fields. This issue is patched in version 5.11.0. There are no known workarounds aside from upgrading.","status":"published","published":"2021-10-14T15:45:12Z","modified":"2024-08-04T02:59:31Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-03T03:24:19.242491Z"}],"ghsa":[{"id":"GHSA-g67g-hvc3-xmvf","title":"Inconsistent input sanitisation leads to XSS vectors","description":"### Background\n\nA variety of templates do not perform proper sanitization through HTML escaping.\nDue to the lack of sanitization and use of ``jQuery.html()``, there are a whole host of XSS possibilities with specially crafted input to a variety of fields.\n\n### Impact\n\nOMERO.web before 5.11.0 and OMERO.figure before 4.4.1.\n\n### Patches\nUsers should upgrade OMERO.web to 5.11.0 or higher and OMERO.figure to 4.4.1 or higher.","status":"published","published":"2021-10-14T21:19:23Z","modified":"2024-10-08T12:42:28Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-79","CWE-116"],"updated_at":"2026-11-02T14:38:08.742903Z"}],"nvd":[{"id":"CVE-2021-41132","description":"OMERO.web provides a web based client and plugin infrastructure. In versions prior to 5.11.0, a variety of templates do not perform proper sanitization through HTML escaping. Due to the lack of sanitization and use of ``jQuery.html()``, there are a whole host of cross-site scripting possibilities with specially crafted input to a variety of fields. This issue is patched in version 5.11.0. There are no known workarounds aside from upgrading.","status":"published","published":"2021-10-14T16:15:09.447Z","modified":"2026-06-17T04:07:56.257Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"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-116","CWE-79"],"updated_at":"2026-11-02T14:06:59.689345Z"}],"osv":[{"id":"CVE-2021-41132","description":"OMERO.web provides a web based client and plugin infrastructure. In versions prior to 5.11.0, a variety of templates do not perform proper sanitization through HTML escaping. Due to the lack of sanitization and use of ``jQuery.html()``, there are a whole host of cross-site scripting possibilities with specially crafted input to a variety of fields. This issue is patched in version 5.11.0. There are no known workarounds aside from upgrading.","status":"published","published":"2021-10-14T16:15:09.447Z","modified":"2026-11-10T02:30:57.006006389Z","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"}],"updated_at":"2026-11-09T10:53:57.550641Z"},{"id":"GHSA-g67g-hvc3-xmvf","title":"Inconsistent input sanitisation leads to XSS vectors","description":"### Background\n\nA variety of templates do not perform proper sanitization through HTML escaping.\nDue to the lack of sanitization and use of ``jQuery.html()``, there are a whole host of XSS possibilities with specially crafted input to a variety of fields.\n\n### Impact\n\nOMERO.web before 5.11.0 and OMERO.figure before 4.4.1.\n\n### Patches\nUsers should upgrade OMERO.web to 5.11.0 or higher and OMERO.figure to 4.4.1 or higher.","status":"published","published":"2021-10-14T21:19:23Z","modified":"2026-07-08T06:29:19.719716201Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"},{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical"}],"cwes":["CWE-116","CWE-79"],"updated_at":"2026-11-02T15:46:47.472172Z"},{"id":"PYSEC-2021-372","description":"OMERO.web provides a web based client and plugin infrastructure. In versions prior to 5.11.0, a variety of templates do not perform proper sanitization through HTML escaping. Due to the lack of sanitization and use of ``jQuery.html()``, there are a whole host of cross-site scripting possibilities with specially crafted input to a variety of fields. This issue is patched in version 5.11.0. There are no known workarounds aside from upgrading.","status":"published","published":"2021-10-14T16:15:00Z","modified":"2023-11-08T04:06:52.354646Z","updated_at":"2026-11-02T15:52:52.682031Z"},{"id":"PYSEC-2021-379","description":"OMERO.web provides a web based client and plugin infrastructure. In versions prior to 5.11.0, a variety of templates do not perform proper sanitization through HTML escaping. Due to the lack of sanitization and use of ``jQuery.html()``, there are a whole host of cross-site scripting possibilities with specially crafted input to a variety of fields. This issue is patched in version 5.11.0. There are no known workarounds aside from upgrading.","status":"published","published":"2021-10-14T16:15:00Z","modified":"2023-11-08T04:06:52.354646Z","updated_at":"2026-11-02T15:52:52.682031Z"}]}}