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OWASP VulnerableApp Modern Extensible and Scalable vulnerable app
OWASP VulnerableApp is a modern, extensible, and scalable vulnerable application designed for testing and training purposes
verified Aug 24, 2026 · HTTP 200
CohortClass of 2026What it is
OWASP VulnerableApp is a modern, extensible, and scalable vulnerable application designed for testing and training purposes. It provides a realistic environment for security professionals to practice their skills and for developers to test their applications. The app is highly customizable and can be used to simulate various scenarios.
HTTP liveness
24 probes since Jun 9Jun 9Aug 24
AliveHard-dead (404/5xx/parked)RedirectedUnverified (timeout/DNS/block)
Observed events
probes · press · GitHub- Jun 9, 2026First probe — liveAlive · 200 OK
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Pulse Indexobserved activity
502/4 signal families
Liveness40%1.00
Press30%no data
GitHub20%0.51
Tranco10%no data
Weighted observed activity · updated Aug 26
GitHub activitydaily 04:15 UTC
Last commit
19d ago
Last release
1mo ago
Open PRs
18
Open issues
75
Contributors 30d
6
Closed 30d
1
Cohort survival · Class of 2026weekly
3,100 products launched in 2026 · 100% still active
3,100 active0 sunset
Still active
100%
Median lifespan
4.9y