An issue was discovered in the actix-web crate before 0.7.15 for Rust. It can add the Send marker trait to an object that cannot be sent between threads safely, leading to memory corruption.
https://rustsec.org/advisories/RUSTSEC-2018-0019.html
https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/actix-web/RUSTSEC-2018-0019.md
Source: Mitre, NVD
Published: 2021-12-27
Updated: 2022-01-05
Base Score: 7.5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: High
Base Score: 9.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: Critical
EPSS: 0.00344