CVE-2026-66299

Uncontrolled Resource Consumption vulnerability in Apache Tomcat's WebSocket chat example. This issue affects Apache Tomcat: from 11.0.0-M20 through 11.0.24, from 10.1.24 through 10.1.57, from 9.0.89 through 9.0.120. Users who have followed the security guidance to remove the examples web...

PT-2026-65495

Name of the Vulnerable Software and Affected Versions Apache Tomcat versions 11.0.0-M20 through 11.0.24 Apache Tomcat versions 10.1.24 through 10.1.57 Apache Tomcat versions 9.0.89 through 9.0.120 Description An uncontrolled resource consumption issue exists in the WebSocket chat example. The...

Apache Tomcat 11.0.0.M20 < 11.0.25

The version of Tomcat installed on the remote host is prior to 11.0.25. It is, therefore, affected by a vulnerability as referenced in the fixedinapachetomcat11.0.25security-11 advisory. - Uncontrolled Resource Consumption vulnerability in Apache Tomcat's WebSocket chat example. This issue affect...

Elasticsearch 8.x < 8.19.19 / 9.0.x < 9.3.8 / 9.4.x < 9.4.4 Multiple Vulnerabilities (ESA-2026-64 / ESA-2026-68 / ESA-2026-74)

The version of Elasticsearch installed on the remote host is 8.x prior to 8.19.19, or 9.0.x prior to 9.3.8, or 9.4.x prior to 9.4.4. It is, therefore, affected by multiple vulnerabilities as referenced in the ESA-2026-64, ESA-2026-68, and ESA-2026-74 advisories. - Reachable Assertion CWE-617 in...

Security Bulletin: Multiple security vulnerabilities may affect IBM WebSphere Liberty that is shipped with IBM CICS TX Advanced.

Summary Multiple security vulnerabilities may affect IBM WebSphere Liberty that is shipped with IBM CICS TX Advanced CVE-2026-4410, CVE-2026-5516, CVE-2026-9071, CVE-2026-9320, CVE-2026-8646, CVE-2026-11541, CVE-2026-11806. An update to IBM CICS TX Advanced has been released to address these...

openSUSE 16 Security Update : python-pyasn1 (openSUSE-SU-2026:21392-1)

The remote openSUSE 16 host has a package installed that is affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:21392-1 advisory. - CVE-2026-59884: BER/CER/DER decoder denial of service via unbounded long-form tag IDs bsc1271464. - CVE-2026-59885: quadratic complexity in...

The vulnerability of Dovecot and OX Dovecot Pro mail servers, related to uncontrolled resource consumption, allows attackers to cause service failures.

The vulnerability of Dovecot and OX Dovecot Pro mail servers is related to an uncontrolled consumption of resources. Exploiting this vulnerability can allow a malicious actor to cause service failures...

Security Bulletin: IBM i is Affected By Multiple Vulnerabilities in IBM WebSphere Application Server Liberty

Summary IBM WebSphere Application Server Liberty for IBM i is vulnerable to denial-of-service DoS when processing a JSON document CVE-2026-9563, improper synchronization using a shared resource CVE-2026-5516, providing weaker than expected security CVE-2025-14917, identity spoofing CVE-2026-3621,...

Elasticsearch 8.19.19, 9.3.8, 9.4.4 Security Update (ESA-2026-74)

Uncontrolled Resource Consumption in Elasticsearch Leading to Denial of Service Uncontrolled Resource Consumption CWE-400 in Elasticsearch can lead to denial of service via Exponential Data Expansion CAPEC-197. An authenticated user may submit a specially crafted query to the ES|QL engine that...

CVE-2026-63261 Uncontrolled Resource Consumption in Kibana Leading to Denial of Service

Uncontrolled Resource Consumption CWE-400 in Kibana can lead to denial of service via Excessive Allocation CAPEC-130. A low-privileged authenticated user can send a specially crafted request to a Kibana machine learning feature, causing the server to exhaust available memory and become unavailabl...

CVE-2026-63260 Uncontrolled Resource Consumption in Kibana Leading to Denial of Service

Uncontrolled Resource Consumption CWE-400 in Kibana can lead to denial of service via Excessive Allocation CAPEC-130. An authenticated attacker with low-privilege access can trigger a denial of service condition in Kibana by sending a specially crafted, oversized request payload. Processing this...

CVE-2026-63260

CVE-2026-63260 corresponds to an Uncontrolled Resource Consumption (CWE-400) vulnerability in Kibana. The connected sources describe an authenticated, low-privilege attacker triggering a denial of service by sending a specially crafted, oversized request payload that causes resource-intensive mem...

EUVD-2026-46404

Uncontrolled Resource Consumption CWE-400 in Elasticsearch can lead to denial of service via Excessive Allocation CAPEC-130. A user with search privileges can submit a specially crafted search request that causes a data node to exhaust available heap memory, resulting in node unavailability and...

Elasticsearch 8.19.15, 9.2.9, 9.3.4 Security Update (ESA-2026-60)

Uncontrolled Resource Consumption in Elasticsearch Leading to Denial of Service Uncontrolled Resource Consumption CWE-400 in Elasticsearch can lead to denial of service via Excessive Allocation CAPEC-130. A user with search privileges can submit a specially crafted search request that causes a da...

CVE-2026-56145 Uncontrolled Resource Consumption in Elasticsearch Leading to Denial of Service

Uncontrolled Resource Consumption CWE-400 in Elasticsearch can lead to denial of service via Excessive Allocation CAPEC-130. A low-privileged authenticated user with permission to execute EQL sequence queries against an index they control can send a specially crafted query that triggers excessive...

CVE-2026-42397 Allocation of Resources Without Limits or Throttling in Kibana Leading to Denial of Service

Allocation of Resources Without Limits or Throttling CWE-770 in Kibana can lead to a denial of service via Excessive Allocation CAPEC-130. An authenticated user can submit a specially crafted request to affected Entity Analytics endpoints containing an oversized input value that causes excessive...

PT-2026-62097

Name of the Vulnerable Software and Affected Versions Kibana affected versions not specified Description An authenticated low-privileged user can cause a denial of service by exploiting uncontrolled resource consumption within the Canvas functionality. By sending a specially crafted request, the...

PT-2026-62093

Name of the Vulnerable Software and Affected Versions Elasticsearch affected versions not specified Description Uncontrolled Resource Consumption allows a low-privileged authenticated user with permission to execute EQL sequence queries against an index they control to trigger excessive memory...

PT-2026-63265

Name of the Vulnerable Software and Affected Versions Kibana affected versions not specified Description An authenticated attacker with low-privilege access can cause a denial of service by sending a specially crafted, oversized request payload. This triggers uncontrolled resource consumption...

crypto/x509: golang: Go crypto/x509: Denial of Service via inefficient certificate chain validation

A flaw was found in Go's crypto/x509 package. A remote attacker could exploit this by presenting a specially crafted certificate chain containing a large number of policy mappings. This inefficient validation process consumes excessive resources, which can lead to a denial of service DoS for...