Security Vulnerabilities
Initialization of a resource with an insecure default vulnerability in Apache Tomcat Native enabled insecure options by default including ALLOW_CLIENT_RENEGOTIATION, NO_EXTENDED_MASTER_SECRET, IGNORE_UNEXPECTED_EOF and ALLOW_NO_DHE_KEX.
This issue affects Apache Tomcat Native: from 2.0.0 through 2.0.15, from 1.3.0 through 1.3.8. Earlier unsupported versions may also be affected.
Users are recommended to upgrade to version 2.0.16 or 1.3.9, which fix the issue.
CVSS Score
9.1
EPSS Score
0.003
Published
2026-09-23
Race condition within a thread vulnerability in Apache Tomcat Native allowed client certificate verification requirements to be down-graded for some configurations.
This issue affects Apache Tomcat Native: from 2.0.0 through 2.0.15, from 1.3.0 through 1.3.8. Unsupported versions may also be affected.
Users are recommended to upgrade to version 2.0.16 or 1.3.9, which fixes the issue.
CVSS Score
7.4
EPSS Score
0.002
Published
2026-09-23
Buffer over-read vulnerability in Apache Tomcat Native during the TLS handshake permits a malicious user to trigger a DoS via a JVM crash.
This issue affects Apache Tomcat Native: from 2.0.0 through 2.0.15, from 1.3.0 through 1.3.8. Earlier, unsupported versions may also be affected.
Users are recommended to upgrade to version 1.3.9 or 2.0.16, which fix the issue.
CVSS Score
7.5
EPSS Score
0.004
Published
2026-09-23
Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Apache Sling XSS.
This issue affects Apache Sling XSS: before 2.4.12.
Users are recommended to upgrade to version 2.4.12, which fixes the issue.
CVSS Score
6.1
EPSS Score
0.004
Published
2026-09-23
Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Apache Sling XSS.
This issue affects Apache Sling XSS: before 2.4.12.
Users are recommended to upgrade to version 2.4.12, which fixes the issue.
CVSS Score
6.1
EPSS Score
0.004
Published
2026-09-23
Improper restriction of recursive entity references in DTDs ('XML entity expansion') vulnerability in Apache Sling XSS.
This issue affects Apache Sling XSS: before 2.4.12.
Users are recommended to upgrade to version 2.4.12, which fixes the issue.
CVSS Score
6.1
EPSS Score
0.004
Published
2026-09-23
A vulnerability in Apache Sling Security Bundle: the ReferrerFilter accepts weaker-than-orgin evidence.
This issue affects Apache Sling Security Bundle: before 1.3.2.
Users are recommended to upgrade to version 1.3.2, which fixes the issue.
CVSS Score
7.3
EPSS Score
0.001
Published
2026-09-23
A vulnerability in Apache Sling Security Bundle: ContentDispositionFilter mediates only one address/API shape of a resource
This issue affects Apache Sling Security Bundle: before 1.3.12.
Users are recommended to upgrade to version 1.3.12, which fixes the issue.
CVSS Score
6.5
EPSS Score
0.002
Published
2026-09-23
An improper neutralization of input during web page generation ('Cross-site Scripting') [CWE-79] vulnerability when using the XSSAPI.getValidHref() in Apache Sling XSS version 2.4.10 and prior may allow an attacker to perform a reflected cross-site scripting (XSS) attack in every feature using this method. In order to successfully attack an application, the attacker needs to be able to submit a value which is not correctly sanitized by that library.
Upgrade to Apache Sling XSS >= 2.4.12
CVSS Score
6.1
EPSS Score
0.004
Published
2026-09-23
Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Apache Sling XSS.
This issue affects Apache Sling XSS: before 2.4.12.
Users are recommended to upgrade to version 2.4.12, which fixes the issue.
CVSS Score
6.1
EPSS Score
0.005
Published
2026-09-23