{"id":"CVE-2018-25007","aliases":["EUVD-2021-0842","GHSA-jmx8-355m-8vwh"],"status":"published","title":"Unauthorized client-side property update in UIDL request handler in Vaadin 10 and 11","description":"Missing check in UIDL request handler in com.vaadin:flow-server versions 1.0.0 through 1.0.5 (Vaadin 10.0.0 through 10.0.7, and 11.0.0 through 11.0.2) allows attacker to update element property values via crafted synchronization message.","severity":{"version":"3.1","score":2.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:L/A:N","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-08","score":0.00574,"percentile":0.47692,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-754"],"published":"2021-04-19T14:53:09Z","modified":"2026-10-24T14:19:48Z","fixes":[{"ecosystem":"Maven","package":"com.vaadin:flow-server","fixed_in":["1.0.6"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Maven","package":"com.vaadin:flow-server","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.0.0"},{"last_affected":"1.0.5"},{"fixed":"1.0.6"}]}]},{"source":"osv","ecosystem":"Maven","package":"com.vaadin:flow-server","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.0.0"},{"fixed":"1.0.6"}]}],"versions":["1.0.0","1.0.1","1.0.2","1.0.3","1.0.4","1.0.5"]}],"products":[{"vendor":"flow","product":"flow-server"},{"vendor":"vaadin","product":"flow"},{"vendor":"vaadin","product":"flow-server"},{"vendor":"vaadin","product":"vaadin"}],"references":[{"url":"https://vaadin.com/security/cve-2018-25007","tags":["x_refsource_MISC","x_transferred","Vendor Advisory","advisory","web"]},{"url":"https://github.com/vaadin/flow/pull/4774","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web"]},{"url":"https://github.com/vaadin/flow/security/advisories/GHSA-jmx8-355m-8vwh","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-25007","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-jmx8-355m-8vwh"}],"sources":{"cve":[{"id":"CVE-2018-25007","title":"Unauthorized client-side property update in UIDL request handler in Vaadin 10 and 11","description":"Missing check in UIDL request handler in com.vaadin:flow-server versions 1.0.0 through 1.0.5 (Vaadin 10.0.0 through 10.0.7, and 11.0.0 through 11.0.2) allows attacker to update element property values via crafted synchronization message.","status":"published","published":"2021-04-23T16:05:40.338Z","modified":"2024-09-16T18:18:49.023Z","cvss":[{"version":"3.1","score":2.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:L/A:N","level":"low","assessor":"cna"}],"cwes":["CWE-754"],"updated_at":"2026-11-02T14:35:01.952568Z"}],"euvd":[{"id":"EUVD-2021-0842","description":"Missing check in UIDL request handler in com.vaadin:flow-server versions 1.0.0 through 1.0.5 (Vaadin 10.0.0 through 10.0.7, and 11.0.0 through 11.0.2) allows attacker to update element property values via crafted synchronization message.","status":"published","published":"2021-04-23T16:05:40Z","modified":"2024-09-16T18:18:49Z","cvss":[{"version":"3.1","score":2.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:L/A:N","level":"low"}],"updated_at":"2026-11-03T00:55:33.878386Z"}],"ghsa":[{"id":"GHSA-jmx8-355m-8vwh","title":"Unauthorized client-side property update in UIDL request handler in Vaadin 10 and 11","description":"Missing check in UIDL request handler in com.vaadin:flow-server versions 1.0.0 through 1.0.5 (Vaadin 10.0.0 through 10.0.7, and 11.0.0 through 11.0.2) allows attacker to update element property values via crafted synchronization message.\n\n- https://vaadin.com/security/cve-2018-25007","status":"published","published":"2021-04-19T14:53:09Z","modified":"2023-02-01T05:05:28Z","cvss":[{"version":"3.1","score":2.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:L/A:N","level":"low"}],"cwes":["CWE-754"],"updated_at":"2026-11-02T14:36:34.260786Z"}],"nvd":[{"id":"CVE-2018-25007","description":"Missing check in UIDL request handler in com.vaadin:flow-server versions 1.0.0 through 1.0.5 (Vaadin 10.0.0 through 10.0.7, and 11.0.0 through 11.0.2) allows attacker to update element property values via crafted synchronization message.","status":"published","published":"2021-04-23T16:15:07.933Z","modified":"2026-06-17T01:54:30.74Z","cvss":[{"version":"3.1","score":2.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:L/A:N","level":"low","assessor":"secondary"},{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-754"],"updated_at":"2026-11-02T14:05:00.565712Z"}],"osv":[{"id":"CVE-2018-25007","description":"Missing check in UIDL request handler in com.vaadin:flow-server versions 1.0.0 through 1.0.5 (Vaadin 10.0.0 through 10.0.7, and 11.0.0 through 11.0.2) allows attacker to update element property values via crafted synchronization message.","status":"published","published":"2021-04-23T16:15:07.933Z","modified":"2026-10-24T14:19:48.734883426Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:09.145458Z"},{"id":"GHSA-jmx8-355m-8vwh","title":"Unauthorized client-side property update in UIDL request handler in Vaadin 10 and 11","description":"Missing check in UIDL request handler in com.vaadin:flow-server versions 1.0.0 through 1.0.5 (Vaadin 10.0.0 through 10.0.7, and 11.0.0 through 11.0.2) allows attacker to update element property values via crafted synchronization message.\n\n- https://vaadin.com/security/cve-2018-25007","status":"published","published":"2021-04-19T14:53:09Z","modified":"2023-11-08T04:00:14.726765Z","cvss":[{"version":"3.1","score":2.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:L/A:N","level":"low"}],"cwes":["CWE-754"],"updated_at":"2026-11-02T15:46:50.687609Z"}]}}