CVE-2022-25845

The package com.alibaba:fastjson before 1.2.83 are vulnerable to Deserialization of Untrusted Data by bypassing the default autoType shutdown restrictions, which is possible under certain conditions. Exploiting this vulnerability allows attacking remote servers. Workaround: If upgrading is not possible, you can enable [safeMode](https://github.com/alibaba/fastjson/wiki/fastjson_safemode).

• CWE-502

• https://github.com/alibaba/fastjson/commit/35db4adad70c32089542f23c272def1ad920a60dPatch, Third Party Advisory
• https://github.com/alibaba/fastjson/commit/8f3410f81cbd437f7c459f8868445d50ad301f15Patch, Third Party Advisory
• https://github.com/alibaba/fastjson/releases/tag/1.2.83Release Notes, Third Party Advisory
• https://github.com/alibaba/fastjson/wiki/security_update_20220523Third Party Advisory
• https://snyk.io/vuln/SNYK-JAVA-COMALIBABA-2859222Third Party Advisory
• https://www.ddosi.org/fastjson-poc/Exploit, Third Party Advisory
• https://www.oracle.com/security-alerts/cpujul2022.htmlPatch, Third Party Advisory
• https://github.com/alibaba/fastjson/commit/35db4adad70c32089542f23c272def1ad920a60dPatch, Third Party Advisory
• https://github.com/alibaba/fastjson/commit/8f3410f81cbd437f7c459f8868445d50ad301f15Patch, Third Party Advisory
• https://github.com/alibaba/fastjson/releases/tag/1.2.83Release Notes, Third Party Advisory
• https://github.com/alibaba/fastjson/wiki/security_update_20220523Third Party Advisory
• https://snyk.io/vuln/SNYK-JAVA-COMALIBABA-2859222Third Party Advisory
• https://www.ddosi.org/fastjson-poc/Exploit, Third Party Advisory
• https://www.oracle.com/security-alerts/cpujul2022.htmlPatch, Third Party Advisory

Published

Jun 10, 2022

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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