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MSC-2026-11633
Published:September 17, 2026
Updated:September 17, 2026
A Laravel Nova two-factor authentication package for PHP was tampered with through a hijacked maintainer account, leaving attacker-controlled code inside its branch builds. Projects that pull the package by branch name instead of a tagged release receive files that contact external infrastructure during ordinary development work and fetch a second stage aimed at stored credentials and cryptocurrency wallets. Tagged releases were not altered - exposure is limited to the dev-* branch versions.
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CVSS v4
Base Score:
9.4
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
PASSIVE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
HIGH
Subsequent System Integrity
HIGH
Subsequent System Availability
HIGH
CVSS v3
Base Score:
9.6
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Weakness Type (CWE)
Embedded Malicious Code