CVE-2021-22847
Hyweb HyCMS-J1 - SQL Injection
Hyweb HyCMS-J1's API fail to filter POST request parameters. Remote attackers can inject SQL syntax and execute commands without privilege.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Hyweb HyCMS-J1 - SQL Injection
Hyweb HyCMS-J1's API fail to filter POST request parameters. Remote attackers can inject SQL syntax and execute commands without privilege.
- Record
CVE-2021-22847- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-89
- Updated
- 2026-11-02
EUVDEUVD-2021-9982
Hyweb HyCMS-J1's API fail to filter POST request parameters. Remote attackers can inject SQL syntax and execute commands without privilege.
- Record
EUVD-2021-9982- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-2hjx-vpw3-qh3w No score
Hyweb HyCMS-J1's API fail to filter POST request parameters. Remote attackers can inject SQL...
Hyweb HyCMS-J1's API fail to filter POST request parameters. Remote attackers can inject SQL syntax and execute commands without privilege.
- Record
GHSA-2hjx-vpw3-qh3w- Weakness
- CWE-89
- Updated
- 2026-11-02
NVD
Hyweb HyCMS-J1's API fail to filter POST request parameters. Remote attackers can inject SQL syntax and execute commands without privilege.
- Record
CVE-2021-22847- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.5 Medium
AV:N/AC:L/Au:S/C:P/I:P/A:P - Weakness
- CWE-89
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-22847 is a high vulnerability (CVSS 8.8) in Hyweb Hycms-j1, published January 22, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.66%, the 76th percentile. No source names a fixed version.