{"id":"UBUNTU-CVE-2026-77650","details":"The append-only-vec crate 0.1.9 for Rust can trigger execution of malicious code when compiling a project that uses the crate, because it has a rogue dependency that registers with a command-and-control server to offer arbitrary code execution.","modified":"2026-09-02T19:36:34.265098113Z","published":"2026-08-21T01:17:00Z","upstream":["CVE-2026-77650"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-77650"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2026-77650"},{"type":"REPORT","url":"https://blog.rust-lang.org/2026/08/20/supply-chain-attack-on-arrayref"},{"type":"REPORT","url":"https://rustsec.org/advisories/RUSTSEC-2026-0262.html"}],"affected":[{"package":{"name":"rust-append-only-vec","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/rust-append-only-vec?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.1.7-1","0.1.7-2"],"ecosystem_specific":{"binaries":[{"binary_name":"librust-append-only-vec-dev","binary_version":"0.1.7-2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-77650.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}