CVE-2021-43353

HighCVSS 8.8/10Last modified Jun 17, 2026

Description

The Crisp Live Chat WordPress plugin is vulnerable to Cross-Site Request Forgery due to missing nonce validation via the crisp_plugin_settings_page function found in the ~/crisp.php file, which made it possible for attackers to inject arbitrary web scripts in versions up to, and including 0.31.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Jan 18, 2022
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2021-43353: High severity, CVSS 8.8 | Vulnix