Song-Li cross_browser details 端点 (Endpoint) uniquemachine_app.py SQL 注入漏洞

在Song-Li的crossbrowser中，特别是在'Endpoint'组件的flask/uniquemachineapp.py文件中发现了一个SQL注入漏洞。该漏洞被记录为CVE-2026-5577，允许远程攻击者操纵'ID'参数来执行恶意SQL代码。这种操纵可能会损害数据库的完整性和保密性，从而可能导致未经授权访问敏感信息、数据修改，甚至在服务器上执行命令。该漏洞的严重程度在CVSS量表上评为7.3，表明存在重大风险。该漏洞的公开披露以及缺乏即时修复（fix）使其成为cross_browser用户的关键风险。

Organizations utilizing Song-Li cross_browser, particularly those relying on its Endpoint component for data access, are at risk. Environments with weak input validation practices or those lacking robust WAF protection are especially vulnerable. Shared hosting environments where multiple users share the same database instance are also at increased risk, as a successful exploit could potentially impact other users.

• python / server: Examine the flask/uniquemachine_app.py file for unescaped user input used in SQL queries. Use grep to search for instances of string concatenation with user-provided data.

grep -r "+ str(" flask/uniquemachine_app.py

• linux / server: Monitor application logs for SQL errors or unusual database activity. Use journalctl to filter for errors related to the database connection.

journalctl -u your_app_service -g "SQL error"

• generic web: Test the endpoint with various SQL injection payloads to identify potential vulnerabilities. Use curl to send crafted requests.

curl 'http://your-server/endpoint?ID=1' UNION SELECT 1,2,3 -- -

1. 2026-04-05Disclosure

   disclosure

1. 已保留2026-04-04
2. 发布日期2026-04-05
3. 修改日期2026-04-06
4. EPSS 更新日期2026-04-13

由于目前没有针对CVE-2026-5577的官方修复（fix），我们强烈建议采取临时缓解措施。这些措施包括严格验证和清理所有用户输入，特别是'ID'参数。实施允许字符的白名单并使用参数化查询或存储过程可以帮助防止SQL注入。此外，限制对数据库的访问仅限于必要的帐户，并应用最小权限原则。积极监控应用程序日志以查找可疑活动，并考虑使用Web应用程序防火墙（WAF）来阻止已知攻击。由于cross_browser采用滚动发布模型，因此密切关注未来可能解决此漏洞的更新至关重要。