CVE-2021-3523

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

A flaw was found in 3Scale APICast in versions prior to 2.11.0, where it incorrectly identified connections for reuse. This flaw allows an attacker to bypass security restrictions for an API request when hosting multiple APIs on the same IP address.

Metrics

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

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

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

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CVE-2021-3523: High severity, CVSS 7.5 | Vulnix