How many CVEs have patched filter?

3 published CVEs changed filter in vaadin/flow, in 5 distinct patches totalling 31 changed lines, between 2023 and 2026.

What is the latest CVE that changed filter?

CVE-2026-2742 (Unauthorized session creation via reserved framework path access), published 2026-03-10, changed lines 174 to 185 of flow-server/src/main/java/com/vaadin/flow/server/HandlerHelper.java.

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

vaadin/flow has 16 CVEs with a located fix in total; 3 of them changed filter.

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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Filter

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Filter

filter in vaadin/flow: Patched by 3 CVEs

vaadin/flow

Function

3 files

filter

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

Defined in 3 files

Last patched March 10, 2026

CVEs

That changed this function

Distinct patches

Backports counted once

Lines changed

Added plus removed

2023–2026

Years

By CVE publication date

Overview

filter in vaadin/flow was changed by 3 published CVE fixes between 2023 and 2026, in 5 distinct patches that added or removed 31 lines in total.

The name occurs in 3 files: flow-server/src/main/java/com/vaadin/flow/server/HandlerHelper.java, flow-server/src/main/java/com/vaadin/flow/server/communication/rpc/PublishedServerEventHandlerRpcHandler.java, flow-server/src/main/java/com/vaadin/flow/component/internal/UIInternals.java.

On this page

Overview
CVEs that patched it
Other functions in these files
Other hotspots in the repository
FAQ
References

vaadin/flow has 16 CVEs with a located fix in total, so 19% of them touched this function.

CVEs that patched it

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

Unauthorized session creation via reserved framework path access
CVE-2026-2742 · flow-server/src/main/java/com/vaadin/flow/server/HandlerHelper.java · lines 174–185 · +12 −0
Medium · CVSS 5.3
EPSS 0.5%2026-03-10
Vaadin vulnerable to possible information disclosure of class and method names in RPC response
CVE-2023-25500 · flow-server/src/main/java/com/vaadin/flow/server/communication/rpc/PublishedServerEventHandlerRpcHandler.java · lines 172–177 · +6 −4
Medium · CVSS 4.3
EPSS 0.5%2023-06-22
Possible information disclosure in non visible components
CVE-2023-25499 · flow-server/src/main/java/com/vaadin/flow/component/internal/UIInternals.java · lines 593–602 · +6 −3
Medium · CVSS 6.5
EPSS 0.6%2023-06-22

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Other functions in these files

Functions in the same files that CVE fixes also changed.

1getIdentifierflow-server/src/main/java/com/vaadin/flow/server/HandlerHelper.java1 CVEs · 3 patches2026
2getPublicInternalFolderPathsflow-server/src/main/java/com/vaadin/flow/server/HandlerHelper.java1 CVEs · 3 patches2026
3isPathUnsafeflow-server/src/main/java/com/vaadin/flow/server/HandlerHelper.java1 CVEs · 2 patches2021
4addDetachListenerflow-server/src/main/java/com/vaadin/flow/component/internal/UIInternals.java1 CVEs · 1 patches2023
5getLoggerflow-server/src/main/java/com/vaadin/flow/server/communication/rpc/PublishedServerEventHandlerRpcHandler.java1 CVEs · 1 patches2023
6invokeMethodflow-server/src/main/java/com/vaadin/flow/server/communication/rpc/PublishedServerEventHandlerRpcHandler.java1 CVEs · 1 patches2023

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 filter.

How many CVEs have patched filter?: 3 published CVEs changed filter in vaadin/flow, in 5 distinct patches totalling 31 changed lines, between 2023 and 2026.
What is the latest CVE that changed filter?: CVE-2026-2742 (Unauthorized session creation via reserved framework path access), published 2026-03-10, changed lines 174 to 185 of flow-server/src/main/java/com/vaadin/flow/server/HandlerHelper.java.
How does filter compare to the rest of vaadin/flow?: vaadin/flow has 16 CVEs with a located fix in total; 3 of them changed filter.
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

flow-server/src/main/java/com/vaadin/flow/server/HandlerHelper.java on GitHub (opens in a new tab)
flow-server/src/main/java/com/vaadin/flow/server/communication/rpc/PublishedServerEventHandlerRpcHandler.java on GitHub (opens in a new tab)
flow-server/src/main/java/com/vaadin/flow/component/internal/UIInternals.java on GitHub (opens in a new tab)
All patched functions in vaadin/flow
Patched functions directory

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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