SonicWall Capture Labs threat research team became aware of the threat CVE-2023-22621, assessed its impact and developed mitigation measures for this vulnerability. CVE-2023-22621 is a high-severity vulnerability affecting Strapi versions 3.0.0 through 4.5.5.
The flaw permits authenticated Server-Side Template Injection (SSTI), allowing a remote attacker with access to the Strapi admin panel to bypass validation checks and execute arbitrary code on the server. With a CVSS score of 7.2 (NIST), this vulnerability arises from improper neutralization of special elements in outputs used by downstream components (CWE-74). The Exploit Prediction Scoring System (EPSS) assigns it a 64.09% probability of exploitation within 30 days, placing it in the 98th percentile of vulnerabilities most likely to be exploited.
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Source: SonicWall
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