{"cve":"CVE-2021-28162","nvd":{"published":"2021-03-12T22:15:15.157","modified":"2026-06-17T03:45:54.377","status":"Modified","description":"In Eclipse Theia versions up to and including 0.16.0, in the notification messages there is no HTML escaping, so Javascript code can run.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","score":6.1},"cwes":["CWE-829","CWE-830"],"references":["https://github.com/eclipse-theia/theia/issues/7283","https://github.com/eclipse-theia/theia/issues/7283"],"products":["eclipse:theia"],"source":"nvd","synced_at":"2026-10-19T21:15:50.279857260+00:00"},"epss":{"cve":"CVE-2021-28162","score":0.00776,"percentile":0.55826,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-c94v-8fff-73ph","url":"https://osv.dev/vulnerability/GHSA-c94v-8fff-73ph","summary":"Command Injection in @theia/messages","modified":"2023-11-08T04:05:28.951772Z","packages":[{"ecosystem":"npm","name":"@theia/messages","purl":"pkg:npm/%40theia/messages","ranges":["<1.0.0"],"fixed":["1.0.0"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}