CVE-2021-38241
Deserialization issue discovered in Ruoyi before 4.6.1 allows remote attackers to run arbitrary...
Deserialization issue discovered in Ruoyi before 4.6.1 allows remote attackers to run arbitrary code via weak cipher in Shiro framework.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Deserialization issue discovered in Ruoyi before 4.6.1 allows remote attackers to run arbitrary code via weak cipher in Shiro framework.
- Record
CVE-2021-38241- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-502
- Updated
- 2026-11-02
CVE List
Deserialization issue discovered in Ruoyi before 4.6.1 allows remote attackers to run arbitrary code via weak cipher in Shiro framework.
- Record
CVE-2021-38241- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-502
- Updated
- 2026-11-02
EUVDEUVD-2021-24699
Deserialization issue discovered in Ruoyi before 4.6.1 allows remote attackers to run arbitrary code via weak cipher in Shiro framework.
- Record
EUVD-2021-24699- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-5wwp-qxwp-jfqg
Deserialization issue discovered in Ruoyi before 4.6.1 allows remote attackers to run arbitrary...
Deserialization issue discovered in Ruoyi before 4.6.1 allows remote attackers to run arbitrary code via weak cipher in Shiro framework.
- Record
GHSA-5wwp-qxwp-jfqg- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-502
- Updated
- 2026-11-02
OSV
Deserialization issue discovered in Ruoyi before 4.6.1 allows remote attackers to run arbitrary code via weak cipher in Shiro framework.
- Record
CVE-2021-38241- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-38241 is a critical vulnerability (CVSS 9.8) in Ruoyi, published December 16, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.10%, the 65th percentile. No source names a fixed version.