CVE-2023-27088
feiqu-opensource Background Vertical authorization vulnerability exists in IndexController.java....
feiqu-opensource Background Vertical authorization vulnerability exists in IndexController.java. demo users with low permission can perform operations within the permission of the admin super administrator and can use this vulnerability to change the blacklist IP address in the system at will.
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
NVD Score used
feiqu-opensource Background Vertical authorization vulnerability exists in IndexController.java. demo users with low permission can perform operations within the permission of the admin super administrator and can use this vulnerability to change the blacklist IP address in the system at will.
- Record
CVE-2023-27088- 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-284
- Updated
- 2026-11-02
CVE List
feiqu-opensource Background Vertical authorization vulnerability exists in IndexController.java. demo users with low permission can perform operations within the permission of the admin super administrator and can use this vulnerability to change the blacklist IP address in the system at will.
- Record
CVE-2023-27088- 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-284
- Updated
- 2026-11-02
EUVDEUVD-2023-30875
feiqu-opensource Background Vertical authorization vulnerability exists in IndexController.java. demo users with low permission can perform operations within the permission of the admin super administrator and can use this vulnerability to change the blacklist IP address in the system at will.
- Record
EUVD-2023-30875- 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
- 2026-11-02
GitHub AdvisoriesGHSA-w922-qg6g-84wc
feiqu-opensource Background Vertical authorization vulnerability exists in IndexController.java....
feiqu-opensource Background Vertical authorization vulnerability exists in IndexController.java. demo users with low permission can perform operations within the permission of the admin super administrator and can use this vulnerability to change the blacklist IP address in the system at will.
- Record
GHSA-w922-qg6g-84wc- 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-284
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-27088 is a high vulnerability (CVSS 8.8) in Feiqu-opensource Project Feiqu-opensource, published March 8, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.60%, the 49th percentile. No source names a fixed version.