An issue was discovered in the signal-simple crate through 2020-11-15 for Rust. There are unconditional implementations of Send and Sync for SyncChannel<T>.
https://rustsec.org/advisories/RUSTSEC-2020-0126.html
https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/signal-simple/RUSTSEC-2020-0126.md
Source: Mitre, NVD
Published: 2021-08-08
Updated: 2026-06-17
Base Score: 6.8
Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P
Severity: Medium
Base Score: 8.1
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: High
EPSS: 0.00336