What’s Vulnerable › Vulnerabilities

CVE-2024-27758

• Severity: high (CVSS 8.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-03-12 · updated 2026-06-17
• Weakness: CWE-306

Description

In RPyC before 6.0.0, when a server exposes a method that calls the attribute named __array__ for a client-provided netref (e.g., np.array(client_netref)), a remote attacker can craft a class that results in remote code execution.

Affected products

• Rpyc Project Rpyc: before 6.0.0 — fixed in 6.0.0

How to fix

Upgrade to a fixed version: Rpyc Project Rpyc 6.0.0. Check the vendor advisory for mitigations.

References

• https://gist.github.com/renbou/957f70d27470982994f12a1d70153d09
• https://github.com/tomerfiliba-org/rpyc/security/advisories/GHSA-h5cg-53g7-gqjw
• https://gist.github.com/renbou/957f70d27470982994f12a1d70153d09
• https://github.com/tomerfiliba-org/rpyc/security/advisories/GHSA-h5cg-53g7-gqjw

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