CVE-2020-37094
CRITICAL
2026-02-03
[email protected]
9.8
CVSS 3.1
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CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Lifecycle Timeline
3
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
PoC Detected
Mar 03, 2026 - 14:59 vuln.today
Public exploit code
CVE Published
Feb 03, 2026 - 22:16 nvd
CRITICAL 9.8
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.
Analysis
EspoCRM 5.8.5 has an authentication vulnerability allowing attackers to access other user accounts through IDOR in session handling.
Technical Context
EspoCRM 5.8.5 has a CWE-639 authorization bypass through user-controlled keys that allows attackers to manipulate session identifiers and access other users' accounts.
Affected Products
['EspoCRM 5.8.5']
Remediation
Update EspoCRM. Implement proper session validation.
Priority Score
69
Low
Medium
High
Critical
KEV: 0
EPSS: +0.4
CVSS: +49
POC: +20
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External POC / Exploit Code
Leaving vuln.today
Destination URL
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