Critical
hutool Buffer Overflow vulnerability
hutool v5.8.21 was discovered to contain a buffer overflow via the component jsonObject.putByPath.
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Java / Kotlin (Maven) | cn.hutool:hutool-core | <= 5.8.21 | no fix |
| Java / Kotlin (Maven) | cn.hutool:hutool-json | <= 5.8.21 | no fix |
References
CVSS score
9.8/10
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H- Weakness (CWE)
CWE-120- Platform
- Java / Kotlin (Maven)
- Package
cn.hutool:hutool-core, cn.hutool:hutool-json- Disclosed
- 09.09.2023
- Updated
- 11.10.2026 11:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-7p8c-crfr-q93p - CC BY 4.0
Vulnerability history: cn.hutool:hutool-json
All published vulnerabilities of this package (Java / Kotlin (Maven)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 6
- First → latest
- 12.2022 09.2023
- Without a fix
- 3
- Exploited in attacks
- 0
Severity breakdown
- Critical 2
- High 2
- Medium 1
- Low 1
Disclosures per year
- 2022: 3
- 2023: 3
- 2024: 0
- 2025: 0
- 2026: 0
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hutool Buffer Overflow vulnerability this entry
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