fix: sql queries are constructed using string concat... in search.py

[anupamme]

Summary

Address critical severity security finding in InsightEngine/tools/search.py.

Vulnerability

Field	Value
ID	V-001
Severity	CRITICAL
Scanner	multi_agent_ai
Rule	V-001
File	InsightEngine/tools/search.py:170
Assessment	Likely exploitable

Description: SQL queries are constructed using string concatenation with f-strings, allowing user-controlled input to be directly injected into SQL statements. The code dynamically builds SQL queries by interpolating variables into query strings without parameterization.

Evidence

Exploitation scenario: An attacker who can control search parameters (e.g., via API endpoints that call search_hot_content, search_topic_globally, search_topic_by_date, or search_topic_on_platform) can inject SQL.

Scanner confirmation: multi_agent_ai rule V-001 flagged this pattern.

Threat Model Context

This is a web service - vulnerabilities in request handlers are directly exploitable by remote attackers.

Changes

• InsightEngine/tools/search.py

Note: The following lines in the same file use a similar pattern and may also need review: InsightEngine/tools/search.py:316, InsightEngine/tools/search.py:372

Verification

• Build passes
• Scanner re-scan confirms fix
• LLM code review passed

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This change addresses a pattern flagged by static analysis. The code path handles user-influenced input and the fix reduces the attack surface against both manual and automated exploitation.

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Automated security fix by OrbisAI Security