CVE-2021-40900

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

A Regular Expression Denial of Service (ReDOS) vulnerability was discovered in regexfn v1.0.5 when validating crafted invalid emails.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-1333

Affected software

No affected versions have been published.

Timeline

Published
Jun 27, 2022
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2021-40900: High severity, CVSS 7.5 | Vulnix