CVE-2021-30454

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

An issue was discovered in the outer_cgi crate before 0.2.1 for Rust. A user-provided Read instance receives an uninitialized memory buffer from KeyValueReader.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Apr 7, 2021
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2021-30454: Critical severity, CVSS 9.8 | Vulnix