How many CVEs have patched checkSni?

2 published CVEs changed checkSni in apache/tomcat, in 9 distinct patches totalling 27 changed lines, between 2026 and 2026.

What is the latest CVE that changed checkSni?

CVE-2026-32990 (Apache Tomcat: Fix for CVE-2025-66614 is incomplete), published 2026-04-09, changed lines 746 to 747 of java/org/apache/tomcat/util/net/AbstractEndpoint.java.

How does checkSni compare to the rest of apache/tomcat?

apache/tomcat has 135 CVEs with a located fix in total; 2 of them changed checkSni.

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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CheckSni

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CheckSni

checkSni in apache/tomcat: Patched by 2 CVEs

apache/tomcat

Function

3 files

checkSni

Name: checkSni in apache/tomcat: CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

Defined in 3 files

Last patched April 9, 2026

CVEs

That changed this function

Distinct patches

Backports counted once

Lines changed

Added plus removed

2026

Years

By CVE publication date

Overview

checkSni in apache/tomcat was changed by 2 published CVE fixes in 2026, in 9 distinct patches that added or removed 27 lines in total.

The name occurs in 3 files: java/org/apache/tomcat/util/net/AbstractEndpoint.java, java/org/apache/coyote/http11/AbstractHttp11Protocol.java, java/org/apache/coyote/AbstractProtocol.java.

On this page

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

apache/tomcat has 135 CVEs with a located fix in total, so 1% of them touched this function.

CVEs that patched it

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

Apache Tomcat: Fix for CVE-2025-66614 is incomplete
CVE-2026-32990 · java/org/apache/tomcat/util/net/AbstractEndpoint.java · lines 746–747 · +2 −1
Medium · CVSS 6.9
EPSS 0.6%2026-04-09
Apache Tomcat: Client certificate verification bypass due to virtual host mapping
CVE-2025-66614 · java/org/apache/coyote/AbstractProtocol.java · lines 493–496 · +4 −0
Medium · CVSS 6.3
EPSS 0.3%2026-02-17
Apache Tomcat: Client certificate verification bypass due to virtual host mapping
CVE-2025-66614 · java/org/apache/coyote/http11/AbstractHttp11Protocol.java · lines 762–765 · +4 −0
Medium · CVSS 6.3
EPSS 0.3%2026-02-17
Apache Tomcat: Client certificate verification bypass due to virtual host mapping
CVE-2025-66614 · java/org/apache/tomcat/util/net/AbstractEndpoint.java · lines 728–743 · +16 −0
Medium · CVSS 6.3
EPSS 0.3%2026-02-17

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Other functions in these files

Functions in the same files that CVE fixes also changed.

1processjava/org/apache/coyote/AbstractProtocol.java2 CVEs · 7 patches2017 to 2022
2releasejava/org/apache/coyote/AbstractProtocol.java1 CVEs · 4 patches2022
3getStrictSnijava/org/apache/tomcat/util/net/AbstractEndpoint.java1 CVEs · 3 patches2026
4longPolljava/org/apache/coyote/AbstractProtocol.java1 CVEs · 2 patches2022
5getOpenSocketsjava/org/apache/coyote/AbstractProtocol.java1 CVEs · 2 patches2022
6setMaxExtensionSizejava/org/apache/coyote/http11/AbstractHttp11Protocol.java1 CVEs · 2 patches2014
7setMaxSwallowSizejava/org/apache/coyote/http11/AbstractHttp11Protocol.java1 CVEs · 2 patches2015

Other hotspots in the repository

Functions in apache/tomcat changed by the most CVE fixes.

fixDocBase5 CVEs · java/org/apache/catalina/startup/ContextConfig.java expand5 CVEs · java/org/apache/catalina/startup/ExpandWar.java validate5 CVEs · java/org/apache/catalina/startup/ExpandWar.java invoke4 CVEs · java/org/apache/catalina/authenticator/AuthenticatorBase.java parseParts4 CVEs · java/org/apache/catalina/connector/Request.java parseChunkHeader4 CVEs · java/org/apache/coyote/http11/filters/ChunkedInputFilter.java

All patched functions in apache/tomcat

Frequently asked questions

Common questions about CVE fixes to checkSni.

How many CVEs have patched checkSni?: 2 published CVEs changed checkSni in apache/tomcat, in 9 distinct patches totalling 27 changed lines, between 2026 and 2026.
What is the latest CVE that changed checkSni?: CVE-2026-32990 (Apache Tomcat: Fix for CVE-2025-66614 is incomplete), published 2026-04-09, changed lines 746 to 747 of java/org/apache/tomcat/util/net/AbstractEndpoint.java.
How does checkSni compare to the rest of apache/tomcat?: apache/tomcat has 135 CVEs with a located fix in total; 2 of them changed checkSni.
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

java/org/apache/tomcat/util/net/AbstractEndpoint.java on GitHub (opens in a new tab)
java/org/apache/coyote/http11/AbstractHttp11Protocol.java on GitHub (opens in a new tab)
java/org/apache/coyote/AbstractProtocol.java on GitHub (opens in a new tab)
All patched functions in apache/tomcat
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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