com.alibaba:fastjson Known Vulnerabilities & Fixes
com.alibaba:fastjson has 2 known security vulnerabilities in Maven (Java). Upgrade to version 1.2.48 or later to resolve all known issues. Data sourced from OSV, enriched with EPSS exploit probability and CISA KEV.
Low Immediate Risk
No actively exploited vulnerabilities detected. Monitor and update in your next maintenance window.
Recommended safe version: 1.2.48
Upgrading to 1.2.48 or later resolves all 2 known vulnerabilities in com.alibaba:fastjson. Update your pom.xml or build.gradle to version 1.2.48.
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Security Summary
- 2 affected version ranges have been identified across these 2 advisories.
- 50% of known issues have a published fixed version.
- Remediation: Update the com.alibaba:fastjson version in your pom.xml or build.gradle
Vulnerabilities
2 unique vulnerabilities — sorted by exploitation risk (KEV → EPSS → CVSS). Click a CVE/GHSA ID for full details. First disclosed Jan 9, 2026, most recently Jul 23, 2026 (195 days apart).
| CVE / GHSA | Severity | Affected | Fixed In |
|---|---|---|---|
| CVE-2025-70974 FASTJSON Includes Functionality from Untrusted Control Sphere | CRITICAL | 1.1.15, 1.1.16, 1.1.17, 1.1.18 (+176 more) | 1.2.48 |
| CVE-2026-16723 fastjson has a remote code execution (RCE) vulnerability | CRITICAL | 1.2.68, 1.2.68.sec10, 1.2.69, 1.2.69_noneautotype (+17 more) | No fix available |
About This Data
Vulnerability data for com.alibaba:fastjson is sourced from the Open Source Vulnerability (OSV) database, aggregating reports from GitHub Advisory Database, NIST NVD, and ecosystem-specific sources.
CVSS (Common Vulnerability Scoring System) scores reflect exploitability and impact. EPSS (Exploit Prediction Scoring System) scores indicate the probability of exploitation within the next 30 days. Vulnerabilities marked with are listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
Related Maven (Java) Packages
Other packages in this ecosystem, ranked by shared vulnerabilities where available.
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