CVE-2021-28031

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-03-05 · updated 2026-06-17
Weakness: CWE-415

Description

An issue was discovered in the scratchpad crate before 1.3.1 for Rust. The move_elements function can have a double-free upon a panic in a user-provided f function.

Affected products

Scratchpad Project Scratchpad: before 1.3.1 — fixed in 1.3.1

How to fix

Upgrade to a fixed version: Scratchpad Project Scratchpad 1.3.1. Check the vendor advisory for mitigations.

References

https://rustsec.org/advisories/RUSTSEC-2021-0030.html
https://rustsec.org/advisories/RUSTSEC-2021-0030.html

Get alerted when CVE-2021-28031 or the next vulnerability affects your stack