CVE-2026-31048 - Vulnerability Analysis

Overview

Pyro v3.x contains an insecure deserialization vulnerability caused by unsafe handling of crafted pickled string messages, letting attackers execute arbitrary code remotely, exploit requires sending crafted pickled data.

Severity & Score

Impact

Attackers can execute arbitrary code remotely, potentially leading to full system compromise.

Mitigation

Update to the latest version of Pyro.

References

• https://github.com/Sif-0x01/security-advisories/security/advisories/GHSA-7625-w9h5-83rv
• https://github.com/irmen/Pyro3/blob/master/Pyro/protocol.py#L672-L711
• https://github.com/irmen/Pyro3/blob/master/docs/9-security.html#L341-L346

Related Resources

• Vulnerability Intelligence Dashboard
• Credential Scanner