CVE-2026-103435: @anthropic-ai/claude-code 0 to before 2.1.129

Affected technology

@anthropic-ai/claude-code · 0 to before 2.1.129
Anthropic

Component: Not specified by the source

Attack conditions (Source advisory, CVSS 4.0): Network (remote) · No privileges required · Passive user interaction

What an attacker can do

Source advisory’s CVSS 4.0 assessment (base score 7.7/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.