What’s Vulnerable › Vulnerabilities

CVE-2021-26954

• Severity: medium (CVSS 5.3 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: yes
• Published: 2021-02-09 · updated 2026-06-17
• Weakness: CWE-415

Description

An issue was discovered in the qwutils crate before 0.3.1 for Rust. When a Clone panic occurs, insert_slice_clone can perform a double drop.

Affected products

• Qwutils Project Qwutils: before 0.3.1 — fixed in 0.3.1

How to fix

Upgrade to a fixed version: Qwutils Project Qwutils 0.3.1. Check the vendor advisory for mitigations.

References

• https://rustsec.org/advisories/RUSTSEC-2021-0018.html
• https://rustsec.org/advisories/RUSTSEC-2021-0018.html

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