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[Snyk] Security upgrade io.javalin:javalin from 4.6.7 to 7.0.0#88

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[Snyk] Security upgrade io.javalin:javalin from 4.6.7 to 7.0.0#88
snyk-io[bot] wants to merge 2 commits intomasterfrom
snyk-fix-f0dff5ee189fad0438e17b59f4be2646

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@snyk-io snyk-io bot commented Mar 5, 2026

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Snyk has created this PR to fix 1 vulnerabilities in the maven dependencies of this project.

Snyk changed the following file(s):

  • pom.xml

Vulnerabilities that will be fixed with an upgrade:

Issue Score Upgrade
medium severity Interpretation Conflict
SNYK-JAVA-ORGECLIPSEJETTY-15426540
  62   io.javalin:javalin:
4.6.7 -> 7.0.0
Major version upgrade No Path Found Proof of Concept

Breaking Change Risk

Merge Risk: High

Notice: This assessment is enhanced by AI.


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  • Max score is 1000. Note that the real score may have changed since the PR was raised.
  • This PR was automatically created by Snyk using the credentials of a real user.

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snyk-io bot commented Mar 5, 2026

Merge Risk: High

This is a major upgrade from version 4.x to 7.x, which includes multiple significant and breaking changes. A direct upgrade is not recommended without careful code modification and testing.

Breaking Changes in Javalin 5.0

  • Java 11 Required: Support for Java 8 has been dropped. The minimum required version is now Java 11 due to an upgrade to Jetty 11.
  • Configuration Rework: Configuration has been significantly refactored. Many options previously in Javalin.create { config } have been moved into sub-configs (e.g., config.http, config.router).
  • Context API Changes: Context is now an interface, and several methods were renamed or removed, requiring code updates.
    • ctx.req and ctx.res are now methods: ctx.req() and ctx.res().
    • ctx.resultString() is now ctx.result().
    • ctx.resultFuture() has been removed.
  • Moved Modules: Template engines have been moved to a separate javalin-rendering artifact.

Breaking Changes in Javalin 6.0

  • AccessManager Removed: The AccessManager interface has been removed and replaced by a new security approach, which requires migration.
  • Plugin System Rewrite: The plugin system was completely rewritten.
  • Jetty Configuration: The API for configuring the embedded Jetty server has been reworked.
  • Virtual Threads: These are now opt-in instead of enabled by default.

Breaking Changes in Javalin 7.0

  • Java 17 Required: The minimum required Java version has been increased to 17.
  • Jetty 12 Upgrade: Javalin now uses Jetty 12, which introduces its own set of changes.
  • Namespace Change: Following the Java ecosystem, dependencies have moved from the javax.* to the jakarta.* namespace.

Recommendation: This upgrade spans three major versions with substantial breaking changes. It will require significant code refactoring and thorough testing. Review the official migration guides for each major version before proceeding.

Source: Javalin 4 to 5 Migration Guide, Javalin 5 to 6 Migration Guide, and Javalin 7 Release Notes

Notice 🤖: This content was augmented using artificial intelligence. AI-generated content may contain errors and should be reviewed for accuracy before use.

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snyk-io bot commented Mar 5, 2026

Snyk checks have passed. No issues have been found so far.

Status Scanner Critical High Medium Low Total (0)
Open Source Security 0 0 0 0 0 issues
Licenses 0 0 0 0 0 issues

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