CVE-2020-37094
Unknown Unknown - Not Provided

Authentication Bypass in EspoCRM 5.8.5 via Authorization Header Manipulation

Vulnerability report for CVE-2020-37094, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-02-03

Last updated on: 2026-03-03

Assigner: VulnCheck

Description

EspoCRM 5.8.5 contains an authentication vulnerability that allows attackers to access other user accounts by manipulating authorization headers. Attackers can decode and modify Basic Authorization and Espo-Authorization tokens to gain unauthorized access to administrative user information and privileges.

CVSS Scores

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Meta Information

Published
2026-02-03
Last Modified
2026-03-03
Generated
2026-07-06
AI Q&A
2026-02-04
EPSS Evaluated
2026-07-05
NVD

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
espocrm espocrm to 5.8.5 (inc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-639 The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data.

Attack-Flow Graph

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Executive Summary

EspoCRM 5.8.5 contains an authentication vulnerability that allows attackers to access other user accounts by manipulating authorization headers.

Attackers can decode and modify Basic Authorization and Espo-Authorization tokens to gain unauthorized access to administrative user information and privileges.

Impact Analysis

This vulnerability can allow attackers to gain unauthorized access to other user accounts, including administrative accounts.

As a result, attackers could view, modify, or delete sensitive information and perform administrative actions without permission.

Compliance Impact

I don't know

Detection Guidance

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Mitigation Strategies

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