Application security ROI: calculating the financial impact of an undetected flaw
The real cost of a flaw
Average data breach cost for SMB: €120,000-€1.24M (IBM 2025).
Cost breakdown
ROI calculation
Full audit cost: €4,200.
Average cost avoided: €120,000 minimum.
ROI = 28× the audit cost.
The argument for your board
Don't present security as a cost. Present it as insurance with 28× ROI.
Related articles
Three adjacent analyses to keep exploring the same attack surface.
How much does an external security review cost in 2026?
Price comparison in France: external review, pentest, and automated scanning. A realistic budget view for lean SaaS teams.
Client security questionnaires: how to respond without a CISO
Enterprise clients send security questionnaires before signing. How to answer them with an audit report instead of a security team.
After a fundraise: 5 cybersecurity actions to prioritize
Post-fundraise, scaling pressure is intense. Here are the 5 security priorities before tripling your user base.
Sources
Editorial analysis based on official vendor, project, and regulator documentation.
Related services
If this topic maps to a real risk in your stack, these are the most relevant CleanIssue audits.