CVE-2021-43353 is a high-severity Cross-Site Request Forgery (CSRF) vulnerability affecting the Crisp Live Chat WordPress plugin, specifically versions up to and including 0.31. This flaw, stemming from missing nonce validation in the crisp_plugin_settings_page function, allows attackers to inject arbitrary web scripts. With a CVSS score of 8.8, it presents a high risk of impact to confidentiality, integrity, and availability, requiring user interaction but no authentication. There is currently no evidence of active exploitation, nor are public exploits available via Metasploit, Nuclei, or ExploitDB, and it has received minimal community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 0.32CPE matchmatch criteria | cpe:2.3:a:crisp:crisp:*:*:*:*:*:wordpress:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.
Remediation records are not available for this CVE.