CVE-2023-5966

MEDIUM 4.7

Unrestricted Upload of File with Dangerous Type in EspoCRM

CVSS Score

4.7

EPSS Score

0.9%

EPSS Percentile

75th

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.

CWE	CWE-434
Vendor	espocrm
Product	espocrm
Published	Nov 30, 2023
Last Updated	Apr 20, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

Low

Affected Versions

EspoCRM / EspoCRM

0 ≤ 7.5.2

References

NVD ↗ CVE.org ↗ EPSS Data ↗

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

Credits

Pedro José Navas Pérez