---
title: "CVE-2026-47168: EspoCRM - Insecure Deserialization"
description: "EspoCRM < 9.3.7 contains an insecure deserialization vulnerability caused by unrestricted deserialization of crafted serialized PHP objects in MassAction or Export parameters, letting authenticated administrators execute arbitrary code on the server."
url: https://panop.io/threat-heartbeat/CVE-2026-47168/
---

# CVE-2026-47168 EspoCRM - Insecure Deserialization

EspoCRM < 9.3.7 contains an insecure deserialization vulnerability caused by unrestricted deserialization of crafted serialized PHP objects in MassAction or Export parameters, letting authenticated administrators execute arbitrary code on the server.

CVSS base score 9.1 /10

Critical

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-47168)

## Details

Type

Insecure Deserialization

Impact

Remote Code Execution

CVSS vector

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

Published

15 October 2026

Updated

15 October 2026

Weakness

[CWE-502](https://cwe.mitre.org/data/definitions/502.html)

## Vendor fix

Upgrade to version 9.3.7 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-47168](https://nvd.nist.gov/vuln/detail/CVE-2026-47168)
- [https://github.com/espocrm/espocrm/commit/f48d1d26ffa05eac07ef72bb7f00f67a851184e1](https://github.com/espocrm/espocrm/commit/f48d1d26ffa05eac07ef72bb7f00f67a851184e1)
- [https://github.com/espocrm/espocrm/releases/tag/9.3.7](https://github.com/espocrm/espocrm/releases/tag/9.3.7)
- [https://github.com/espocrm/espocrm/security/advisories/GHSA-7q78-jjr9-mqcg](https://github.com/espocrm/espocrm/security/advisories/GHSA-7q78-jjr9-mqcg)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

Panop answers these inside your environment, for this CVE and every other finding.

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