CVE-2021-43353

Crisp Live Chat <= 0.31 Cross-Site Request Forgery to Stored Cross-Site Scripting

Published Jan 18, 2022 CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
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.

Remediation

Vendor Solution

Update to version 0.32 or newer.

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2021-30290 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.
History
Type Values Removed Values Added
Metrics epss

{'score': 0.00087}

epss

{'score': 0.00092}

Type Values Removed Values Added
First Time appeared Crisp crisp
CPEs cpe:2.3:a:crisp:live_chat:*:*:*:*:*:wordpress:*:* cpe:2.3:a:crisp:crisp:*:*:*:*:*:wordpress:*:*
Vendors & Products Crisp live Chat
Crisp crisp
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Wordfence
Published
Updated
Jan 31, 2025, 6:56 PM
Reserved
Dec 3, 2021, 12:00 AM
Status
Modified
Published
Jan 18, 2022, 5:15 PM
Modified
Jun 17, 2026, 4:10 AM