How many CVEs have patched canHandleRequest?

1 published CVEs changed canHandleRequest in vaadin/flow, in 3 distinct patches totalling 2 changed lines, between 2026 and 2026.

What is the latest CVE that changed canHandleRequest?

CVE-2026-2742 (Unauthorized session creation via reserved framework path access), published 2026-03-10, changed lines 520 of flow-server/src/main/java/com/vaadin/flow/server/BootstrapHandler.java.

How does canHandleRequest compare to the rest of vaadin/flow?

vaadin/flow has 16 CVEs with a located fix in total; 1 of them changed canHandleRequest.

What do the line numbers refer to?

Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

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vaadin/flow

Function

canHandleRequest

Name: canHandleRequest in vaadin/flow: CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

flow-server/src/main/java/com/vaadin/flow/server/BootstrapHandler.java

Last patched March 10, 2026

1

CVEs

That changed this function

3

Distinct patches

Backports counted once

2

Lines changed

Added plus removed

2026

Years

By CVE publication date

Overview

canHandleRequest in vaadin/flow was changed by 1 published CVE fixes in 2026, in 3 distinct patches that added or removed 2 lines in total.

vaadin/flow has 16 CVEs with a located fix in total, so 6% of them touched this function.

CVEs that patched it

Every published CVE whose fix changed canHandleRequest, newest first, with the lines each fix touched.

Unauthorized session creation via reserved framework path access
CVE-2026-2742 · line 520 · +1 −1
Medium · CVSS 5.3
EPSS 0.5%2026-03-10

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Other functions in these files

Functions in the same file that CVE fixes also changed.

Other hotspots in the repository

Functions in vaadin/flow changed by the most CVE fixes.

setErrorParameter2 CVEs · flow-server/src/main/java/com/vaadin/flow/router/RouteNotFoundError.java serveStaticResource2 CVEs · flow-server/src/main/java/com/vaadin/flow/server/StaticFileServer.java isStaticResourceRequest1 CVEs · flow-server/src/main/java/com/vaadin/flow/server/StaticFileServer.java getStaticResource1 CVEs · flow-server/src/main/java/com/vaadin/flow/server/StaticFileServer.java VaadinConnectController1 CVEs · flow-server/src/main/java/com/vaadin/flow/server/connect/VaadinConnectController.java vaadinEndpointMapper1 CVEs · flow-server/src/main/java/com/vaadin/flow/server/connect/VaadinConnectControllerConfiguration.java

All patched functions in vaadin/flow

Frequently asked questions

Common questions about CVE fixes to canHandleRequest.

How many CVEs have patched canHandleRequest?: 1 published CVEs changed canHandleRequest in vaadin/flow, in 3 distinct patches totalling 2 changed lines, between 2026 and 2026.
What is the latest CVE that changed canHandleRequest?: CVE-2026-2742 (Unauthorized session creation via reserved framework path access), published 2026-03-10, changed lines 520 of flow-server/src/main/java/com/vaadin/flow/server/BootstrapHandler.java.
How does canHandleRequest compare to the rest of vaadin/flow?: vaadin/flow has 16 CVEs with a located fix in total; 1 of them changed canHandleRequest.
What do the line numbers refer to?: Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

References

Fix locations are computed by RadicalNotion.AI from the upstream patch diff of each CVE. CVE data is sourced from the CVE Program.

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