{"id":"UBUNTU-CVE-2021-38193","details":"An issue was discovered in the ammonia crate before 3.1.0 for Rust. XSS can occur because the parsing differences for HTML, SVG, and MathML are mishandled, a similar issue to CVE-2020-26870.","modified":"2026-01-20T17:17:44.056132Z","published":"2021-08-08T06:15:00Z","upstream":["CVE-2021-38193"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-38193"},{"type":"REPORT","url":"https://github.com/rust-ammonia/ammonia/commit/4b8426b89b861d9bea20e126576b0febb9d13515"},{"type":"REPORT","url":"https://rustsec.org/advisories/RUSTSEC-2021-0074.html"},{"type":"REPORT","url":"https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/ammonia/RUSTSEC-2021-0074.md"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2021-38193"}],"affected":[{"package":{"name":"rust-ammonia","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/rust-ammonia@3.1.2-1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.1.0-2","3.1.2-1"],"ecosystem_specific":{"binaries":[{"binary_version":"3.1.2-1","binary_name":"librust-ammonia-dev"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-38193.json"}},{"package":{"name":"rust-ammonia","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/rust-ammonia@3.3.0-1?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.2.1-1","3.3.0-1"],"ecosystem_specific":{"binaries":[{"binary_version":"3.3.0-1","binary_name":"librust-ammonia-dev"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-38193.json"}},{"package":{"name":"rust-ammonia","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/rust-ammonia@4.0.0-3?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.0.0-3"],"ecosystem_specific":{"binaries":[{"binary_version":"4.0.0-3","binary_name":"librust-ammonia-dev"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-38193.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},{"type":"Ubuntu","score":"medium"}]}