CVE-2026-0613
HIGHCVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
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2Tags
Description
The Librarian contains an internal port scanning vulnerability, facilitated by the `web_fetch` tool, which can be used with SSRF-style behavior to perform GET requests to internal IP addresses and services, enabling scanning of the Hertzner cloud environment that TheLibrarian uses. The vendor has fixed the vulnerability in all affected versions.
Analysis
The Librarian's web_fetch tool can be exploited via SSRF to perform unauthorized GET requests against internal IP addresses and cloud services within the Hertzner environment, allowing attackers to conduct port scanning and reconnaissance of the infrastructure. This unauthenticated network-based attack requires no user interaction and could expose sensitive internal services and their configurations. …
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Remediation
Within 7 days: Identify all affected systems and apply vendor patches promptly. Implement egress filtering and URL validation for server-side requests.
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