Java Vulnerability Remediation with Tested Upgrades
We turn a scanner or pen-test report into upgrades your team can release: a baseline of what is actually in the build, fixes in priority order, tests around the affected workflows and a re-scan you can compare. Whatever cannot be fixed yet is written down with its mitigation.
- For
- Java and Spring applications with findings from a scanner, a pen test or a customer review.
- Starting point
- A paid baseline review that maps what is in the build and ends in a prioritized plan.
- Delivery
- Scoped upgrade phases, each priced separately and planned around your release constraints.
- Evidence
- Comparable before-and-after scans, validation results and a written record of residual risks.
How Java vulnerability remediation works
Every finding is checked against how the application uses the component before any upgrade.
Establish the baseline
Build a software bill of materials from the resolved dependencies. Record scanner versions, scope and advisory data so later results can be interpreted correctly.
Prioritize applicable findings
Affected components and fixes reviewed against how the application uses them, with constraints, mitigations and open questions listed.
Upgrade in manageable phases
Changes grouped by dependency and release needs. Tests are added where coverage is weak, and larger framework migrations are split out where needed.
Validate and record the outcome
A re-scan of the agreed dependency set and the relevant regression, integration and smoke tests, with remaining findings and testing limits documented.
Evidence your engineering and security teams can use
The baseline is billed as the first iteration and does not replace a full security assessment.
First iteration: baseline and priorities
A dependency inventory or SBOM, scan results, applicability notes and a prioritized remediation plan, with the plan for the first upgrade phase and the access and validation it needs.
Implementation: changes and decisions
The agreed code and dependency updates, test results, a comparable re-scan and release guidance. Remaining risks include available mitigations, blockers and the next decision needed.
Stratoflow was instrumental in the completion of several projects of Tier 2. Other than developments, they also handled the technical support and maintenance of the applications. The team has been reliable, flexible and has displayed excellent technical capabilities in the workplace.
Andrew KennedyFounder and Director, Tier 2 Consulting
From report to a reviewed release
Four steps from your report to a release your security team can check.
Scope the findings
We begin our cooperation by reviewing the report, the affected applications and release constraints, and agreeing access, data handling and the baseline fee.
Plan the upgrades
In the second phase, we map dependencies and available fixes, identify testing gaps and decide which changes can be released together.
Implement and test
Then we make the agreed updates, compare against baseline behavior and exercise the affected workflows. Anything that needs a risk decision is recorded.
Re-scan and hand over
Finally, we document the scan scope, validation results, remaining findings and release or recovery instructions, and agree who owns follow-ups.
Our projects
- Ecommerce · 2026
Wine merchant platform: 47 critical and high vulnerabilities to zero
An online store and a back-office ERP built up over fifteen years, moved from Java 17 and Spring 5.3 to Java 25 and Spring 6.2 in about four weeks, with no rewrite and no feature freeze.
47 vulnerabilities to zero
- Flagship · Banking and fintech · from 2013
FastPost: a billion financial transactions in under an hour
FastPost, a rule-driven, high-performance accounting platform developed for Legerity by Stratoflow from 2013, used by telcos and insurers worldwide.
1,000,000,000 transactions / hour
- Flagship · Travel · 2019
UK hotel metasearch: 300 million queries a day at 80 percent lower cost
A SQL Server cluster that stopped scaling replaced by an in-memory data grid: 50 percent more traffic, 60 percent lower response time, 80 percent lower infrastructure cost.
300,000,000 queries / day
Questions about vulnerability remediation
Can you close every finding in our pen-test report?
This service focuses on Java dependencies and framework changes. Findings involving authorization, business logic, infrastructure or other security controls may require separate work. We establish which findings are in scope before quoting.
Will the vulnerability count reach zero?
That depends on applicable advisories, available fixes and upgrade constraints. We report what changed and what remains, including mitigations and decisions needed. Scanner totals alone do not establish whether an application is secure.
How do you check for regressions?
We compare against the baseline results and add targeted integration, regression and smoke tests for the affected workflows. Coverage gaps and unresolved failures are documented. A matching test count alone does not prove that behavior is unchanged.
Do you need production access?
Dependency analysis can usually begin with source, build configuration and a suitable test environment. Validation needs depend on the application and its integrations. Any further access is agreed with your team.
What if a fix needs a major framework upgrade?
We assess the compatibility and testing work, then propose a separate modernization phase where needed. Findings blocked by that upgrade remain visible with their mitigation and delivery dependencies.
How long does remediation take?
For an accessible build, a baseline and initial plan may fit within the first week, with a first scoped upgrade phase often taking 2 to 4 weeks. Missing tests, integrations or framework changes can extend this; we confirm the schedule after reviewing the application.
Is this the same as CVE remediation?
Yes, for the CVEs in your Java dependencies and frameworks. CVE remediation here means upgrading or replacing the affected library, or applying a mitigation where no fixed release exists, then testing and re-scanning. CVEs in the operating system, containers or network devices belong to infrastructure work outside this service.
Java security guides from our engineers
- Java
Secure Java Code in 2026: Platform Protections and Best Practices
What the JVM and the JDK’s security APIs protect in 2026, what they leave to the application, and the practices with code that cover the rest, from parameterized queries to SBOMs and quarterly JDK patches.
- Java
Java End of Life Dates, 2026 to 2033: What Ends When, and What October Changes
Every Java LTS in use today loses Oracle extended support between 2029 and 2033, and Oracle JDK 21 stops being free in production in October 2026.
- Java
PQC Migration for Java Systems: Inventory, JDK Upgrades and Crypto Agility
Inventory, JDK upgrades and crypto agility: the order of work for moving a Java system to post-quantum cryptography.
Turn dependency findings into a delivery plan
Discuss the affected applications, the report and the constraints on making changes.