What’s Vulnerable › Vulnerabilities

CVE-2021-21956

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-04-14 · updated 2026-06-17
• Weakness: CWE-502

Description

A php unserialize vulnerability exists in the Ai-Bolit functionality of CloudLinux Inc Imunify360 5.10.2. A specially-crafted malformed file can lead to potential arbitrary command execution. An attacker can provide a malicious file to trigger this vulnerability.

Affected products

• CloudLinux Inc Imunify360: 5.8, 5.9, 5.10.2

References

• https://talosintelligence.com/vulnerability_reports/TALOS-2021-1383
• https://talosintelligence.com/vulnerability_reports/TALOS-2021-1383

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