---
title: "CVE-2015-20128: FooSun DotNetCMS - SQL Injection"
description: "FooSun DotNetCMS 1.0 and 2.0 contain an sql injection caused by unsanitized CityId parameter in /user/City_ajax.aspx, letting unauthenticated attackers extract database information via crafted GET requests."
url: https://panop.io/threat-heartbeat/CVE-2015-20128/
---

# CVE-2015-20128 FooSun DotNetCMS - SQL Injection

FooSun DotNetCMS 1.0 and 2.0 contain an sql injection caused by unsanitized CityId parameter in /user/City\_ajax.aspx, letting unauthenticated attackers extract database information via crafted GET requests.

CVSS base score 8.2 /10

High

CISA KEV

Exploited in the wild

Public exploit

None known

Authentication

Not required

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2015-20128)

## Details

Type

SQL Injection

Impact

Information Disclosure

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N

Published

20 October 2026

Updated

21 October 2026

Weakness

[CWE-89](https://cwe.mitre.org/data/definitions/89.html)

## Vendor fix

Update to the latest version of FooSun DotNetCMS.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2015-20128](https://nvd.nist.gov/vuln/detail/CVE-2015-20128)
- [https://www.cve.org/CVERecord?id=CVE-2015-20128](https://www.cve.org/CVERecord?id=CVE-2015-20128)
- [https://github.com/projectdiscovery/nuclei-templates/blob/main/http/vulnerabilities/other/dotnetcms-sqli.yaml](https://github.com/projectdiscovery/nuclei-templates/blob/main/http/vulnerabilities/other/dotnetcms-sqli.yaml)
- [https://web.archive.org/web/20150203014116/http://www.foosun.net/](https://web.archive.org/web/20150203014116/http://www.foosun.net/)
- [https://www.cnblogs.com/rebeyond/p/4951418.html](https://www.cnblogs.com/rebeyond/p/4951418.html)
- [https://www.vulncheck.com/advisories/foosun-dotnetcms-1.0-2.0-sql-injection-via-city-ajax-aspx](https://www.vulncheck.com/advisories/foosun-dotnetcms-1.0-2.0-sql-injection-via-city-ajax-aspx)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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