What’s Vulnerable › Vulnerabilities

CVE-2023-5966: Unrestricted Upload of File with Dangerous Type in EspoCRM

• Severity: high (CVSS 7.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-11-30 · updated 2026-06-17
• Weakness: CWE-434

Description

An authenticated privileged attacker could upload a specially crafted zip to the EspoCRM server in version 7.2.5, via the extension deployment form, which could lead to arbitrary PHP code execution.

Affected products

• espocrm: through 7.5.2

References

• https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-espocrm
• https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-espocrm

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