CVE-2023-5965

MEDIUM

EspoCRM < 7.5.2 - Authenticated Remote Code Execution via Zip Upload in Update Form

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2023-5965. PoCs published by josemlwdf.

AI-analyzed exploit summary This PoC demonstrates arbitrary PHP code execution in EspoCRM 7.2.5 via authenticated upload of a crafted ZIP file through either the update or extension deployment forms. The exploit uploads a web shell to `/webshell.php` for remote command execution.

Description

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

Exploits (1)

nomisec WORKING POC
by josemlwdf · poc
https://github.com/josemlwdf/CVE-2023-5965

This PoC demonstrates arbitrary PHP code execution in EspoCRM 7.2.5 via authenticated upload of a crafted ZIP file through either the update or extension deployment forms. The exploit uploads a web shell to `/webshell.php` for remote command execution.

Classification
Working Poc 90%
Attack Type
Rce
Complexity
Trivial
Reliability
Reliable
Target: EspoCRM 7.2.5
Auth required
Prerequisites: Authenticated access to EspoCRM administration panel · Privileged role to upload updates/extensions
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (1)

Core 1

Scores

CVSS v3 4.7
EPSS 0.0105
EPSS Percentile 59.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-434
Status published
Products (2)
espocrm/espocrm < 7.5.2
EspoCRM/EspoCRM < 7.5.2
Published Nov 30, 2023
Tracked Since Feb 18, 2026