Deserialization in Tencent Patrickstar

CVE-2025-13706

Tencent PatrickStar merge_checkpoint Deserialization of Untrusted Data Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Tencent PatrickStar. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the merge_checkpoint endpoint. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-27182.

Vulnerability class: Insecure Deserialization

EPSS: 0.004 (35.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-13706?
CVE-2025-13706 is a high-severity vulnerability in Tencent Patrickstar, classified under Deserialization of Untrusted Data. CVSS score: 7.8/10. Published 2025-12-23.
How severe is CVE-2025-13706?
High severity. CVSS v3 base score is 7.8 out of 10.