CVE-2015-20128
FooSun DotNetCMS 1.0 / 2.0 SQL Injection via City_ajax.aspx
- State
- Published
- Severity
- 8.8 High
- Published
- Oct 20, 2026
- Updated
- Oct 23, 2026
- Reserved
- Oct 14, 2026
Description
FooSun DotNetCMS 1.0 and 2.0 contains an SQL injection vulnerability that allows unauthenticated attackers to manipulate MSSQL queries through the CityId parameter. Attackers can send GET requests to /user/City_ajax.aspx with UNION SELECT payloads in CityId, concatenated unsanitized into the sys_City query, to extract database information. Exploitation evidence was first observed by the Shadowserver Foundation on 2023-10-14.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.8 High | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 8.2 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N | VulnCheck |
Weaknesses
- CWE-89 Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
Affected Products
| Product | Versions |
|---|---|
DotNetCMSFooSun |
|
References
- CNblogs Entrytechnical-descriptionexploit
- Nuclei Templatetechnical-description
- Archived Product Pageproduct
- VulnCheck Advisory: FooSun DotNetCMS 1.0 / 2.0 SQL Injection via City_ajax.aspxthird-party-advisory
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