Session Token Vulnerability in VestaCP LoginAs Module by VestaCP
CVE-2020-36948

8.7HIGH

Key Information:

Vendor

Vestacp

Status
Vestacp
Vendor
CVE Published:
27 January 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2020-36948?

VestaCP version 0.9.8-26 has a vulnerability in its LoginAs module, which allows remote attackers to exploit insufficient validation of session tokens. This flaw can lead to unauthorized login requests, permitting attackers to access user accounts without the required administrative permissions, resulting in compromised security for affected systems.

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Affected Version(s)

VestaCP 0.9.8-26

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2020-36948 - Proof of Concept

CVE-2020-36948 - Proof of Concept

References

https://www.exploit-db.com/exploits/49219
exploit
https://vestacp.com/
product
https://www.vulnerability-lab.com/get_content.php?id=2240
technical-descriptionexploit

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Vulnerability-Lab
JSON
.