CVE-2026-77649
- State
- Published
- Severity
- 9.8 Critical
- Published
- Aug 21, 2026
- Updated
- Aug 21, 2026
- Reserved
- Aug 21, 2026
Description
The internment crate 0.8.7 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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 9.8 Critical | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | mitre |
Weaknesses
- CWE-506 Embedded Malicious Code
Affected Products
| Product | Versions |
|---|---|
internmentdroundy |
|
References
- https://blog.rust-lang.org/2026/08/20/supply-chain-attack-on-arrayref
- https://github.com/rustsec/advisory-db/issues/3161
- https://www.stepsecurity.io/blog/arrayref-rust-crate-supply-chain-attack
- https://safedep.io/arrayref-proc-macro1-rust-build-time-malware/
- https://rustsec.org/advisories/RUSTSEC-2026-0266.html
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