CVE-2025-15222: dromara sa-token Improper Input Validation

Vulnerability summary

CVE-2025-15222 is a medium (CVSS 5.0) Improper Input Validation vulnerability in dromara sa-token. EPSS estimates a 0.26% chance of exploitation in the next 30 days, higher than 16.8% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 30-12-2025
   PublishedVulnerability first disclosed.
2. 30-12-2025
   Last modifiedVulnerability information updated.

Description

A vulnerability has been found in Dromara Sa-Token up to 1.44.0. This issue affects the function ObjectInputStream.readObject of the file SaSerializerTemplateForJdkUseBase64.java. Such manipulation leads to deserialization. The attack can be executed remotely. This attack is characterized by high complexity. The exploitability is assessed as difficult. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

• CWE-20Improper Input ValidationThe product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
• CWE-502Deserialization of Untrusted DataThe product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.