{"id":"RUSTSEC-2026-0262","revision":"1498dafc2c6c49708b089b00362f24fa","records":[{"revision":"1498dafc2c6c49708b089b00362f24fa","observedAt":"2026-10-24T13:19:54.901+00:00","statement":{"source":"osv","id":"RUSTSEC-2026-0262","aliases":[],"title":"`append-only-vec` 0.1.9 was removed from crates.io due to a malicious dependency","description":"A new version of the `append-only-vec` crate was published with a direct dependency\non `proc-macro1`, which would execute a malicious build script.\n\nThe compromised version of this crate was published on 2026-08-20, and was\nremoved approximately 107 minutes later.\n\nThe compromised crate version was used as part of a malware campaign targeted\nat users of `arrayref`, which was downloaded 2,285 times before being removed;\nsee [the `arrayref` advisory][arrayref-advisory] for more detail.\n\n[arrayref-advisory]: https://rustsec.org/advisories/RUSTSEC-2026-0260.html","state":0,"publishedAt":"2026-08-20T12:00:00+00:00","modifiedAt":"2026-10-20T11:00:02.6777367+00:00","affected":[{"ecosystem":"crates.io","name":"append-only-vec","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0.1.9"},{"kind":"fixed","version":"0.1.10-0"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[],"references":["https://crates.io/crates/append-only-vec","https://rustsec.org/advisories/RUSTSEC-2026-0262.html","https://blog.rust-lang.org/2026/08/20/supply-chain-attack-on-arrayref"],"sourceUrl":"https://osv.dev/vulnerability/RUSTSEC-2026-0262","license":"OSV · upstream source license applies","key":"osv:RUSTSEC-2026-0262","identifiers":["RUSTSEC-2026-0262"]},"retained":false,"historicalAffected":[]}],"coverage":[]}