Improper Access Control in Fosrl Pangolin by Fosrl
CVE-2026-3209

5.3MEDIUM

Key Information:

Vendor

Fosrl

Status
Pangolin
Vendor
CVE Published:
25 February 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-3209?

A vulnerability in Fosrl Pangolin versions up to 1.15.4-s.3 allows for improper access controls through the Role Handler component, specifically in the verifyRoleAccess and verifyApiKeyRoleAccess functions. This flaw facilitates potential remote exploitation, raising significant security concerns. Public disclosure of the exploit amplifies the urgency for users to upgrade to version 1.15.4-s.4, which addresses this critical issue with a designated patch.

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Affected Version(s)

Pangolin 1.15.4-s.0

Pangolin 1.15.4-s.1

Pangolin 1.15.4-s.2

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-2026-3209 - Proof of Concept

References

https://vuldb.com/?id.347796
vdb-entrytechnical-description
https://vuldb.com/?ctiid.347796
signaturepermissions-required
https://vuldb.com/?submit.765676
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
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

h3nrrrych4u (VulDB User)
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