Model Config Deserialization Vulnerability in Braindecode Product by Braindecode
CVE-2026-126994

5.3MEDIUM

Key Information:

Vendor

Braindecode

Status
Braindecode
Vendor
CVE Published:
12 November 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-126994?

A vulnerability has been identified in Braindecode's model config deserialization function, specifically in the 'resolve_type_kwargs' method. This flaw allows an attacker to manipulate the Activation argument using externally controlled input. As a result, it opens the door for remote exploitation, potentially compromising system integrity. Users are advised to upgrade to Braindecode version 2.0.0, which includes the necessary patch (commit 05b764d93b9a50400f523206fbe03d73d0cf5edb) to mitigate this risk.

Affected Version(s)

braindecode 1.8.0

braindecode 1.8.1

braindecode 2.0.0

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-2026-126994 - Proof of Concept

References

https://vuldb.com/vuln/436293
vdb-entrytechnical-description
https://vuldb.com/vuln/436293/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-126994
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:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Dem00000 (VulDB User)
.