CVE-2026-20274 Cisco IOS XR Software Security Hardening Release: September 2026

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XR Software engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening releases that address multiple internally discovered vulnerabilities. Th...

CVE-2026-20274 Cisco IOS XR Software Security Hardening Release: September 2026

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XR Software engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening releases that address multiple internally discovered vulnerabilities. Th...

CVE-2026-20274

Cisco IOS XR Software is affected by multiple internally discovered improper resource control issues (CWE-664), identified through Cisco's September 2026 security hardening review. The vulnerabilities carry a CVSS 3.1 score of 9.8 (Critical) with a network attack vector, low complexity, no privil...

EUVD-2026-70204

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XR Software engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening releases that address multiple internally discovered vulnerabilities. Th...

CVE-2026-20276 Cisco IOS XR Software Security Hardening Release: September 2026

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XR Software engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening releases that address multiple internally discovered vulnerabilities. Th...

CVE-2026-20276 Cisco IOS XR Software Security Hardening Release: September 2026

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XR Software engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening releases that address multiple internally discovered vulnerabilities. Th...

EUVD-2026-70203

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XR Software engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening releases that address multiple internally discovered vulnerabilities. Th...

CVE-2026-20276

CVE-2026-20276 affects Cisco IOS XR Software and stems from insufficient control flow management (CWE-691), identified during an internal security review as part of a September 2026 hardening release. The CVSS 3.1 score is 8.6 (HIGH) with a network attack vector, no privileges required, no user i...

CVE-2026-20277 Cisco IOS XR Software Security Hardening Release: September 2026

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XR Software engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening releases that address multiple internally discovered vulnerabilities. Th...

CVE-2026-20277

Cisco IOS XR Software is affected by multiple internally discovered protection mechanism failure vulnerabilities (CWE-693), identified during a comprehensive internal security review. The issues carry a CVSS v3.1 score of 8.2 (HIGH) , with primarily an availability impact and a low integrity impa...

CVE-2026-78601

Missing Authorization CWE-862 in Kibana can lead to information disclosure via Privilege Abuse CAPEC-122. An authorization control was not applied to a Kibana Entity Store configuration operation, allowing an authenticated user with elevated Kibana privileges to indirectly cause a background task...

CVE-2026-78599

Improper Limitation of a Pathname to a Restricted Directory 'Path Traversal' CWE-22 in the Kibana Fleet feature can lead to the unauthorized deletion of internal resources via Path Traversal CAPEC-126. A low-privileged user holding Fleet write access could cause a subsequent administrative delete...

CVE-2026-78588

Allocation of Resources Without Limits or Throttling CWE-770 in Filebeat can lead to a denial of service via Excessive Allocation CAPEC-130. An attacker able to reach the Filebeat HTTP ingestion endpoint could send specially crafted compressed requests that exhaust the memory resources of the...

CVE-2026-82293 Incorrect Authorization in Kibana Leading to Unauthorized Resource Consumption

Incorrect Authorization CWE-863 in the Kibana machine learning feature can lead to unauthorized resource consumption via Exploiting Incorrectly Configured Access Control Security Levels CAPEC-180. An authenticated user could invoke machine learning functionality beyond their authorization scope,...

CVE-2026-78586

Kibana (Elastic) is vulnerable to unbounded memory allocation (CWE-770) that can cause a denial of service. An authenticated user with low-level privileges can submit a specially crafted request causing Kibana to consume unbounded memory, rendering it unavailable to all users. Affected versions: ...

CVE-2026-78584 Observable Response Discrepancy in Kibana Leading to Cross-Space Information Disclosure

Observable Response Discrepancy CWE-204 in the Kibana Osquery feature can lead to information disclosure via Query System for Information CAPEC-54. An authenticated user holding Osquery live-query privileges could determine whether a scheduled query identifier exists in a Kibana space they are no...

CVE-2026-78591 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in Kibana Leading to Unauthorized Resource Deletion

Improper Limitation of a Pathname to a Restricted Directory 'Path Traversal' CWE-22 in the Kibana Fleet feature can lead to the unauthorized deletion of resources via Path Traversal CAPEC-126. A low-privileged user could cause a subsequent action taken by a higher-privileged user in the Fleet...

CVE-2026-78591 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in Kibana Leading to Unauthorized Resource Deletion

Improper Limitation of a Pathname to a Restricted Directory 'Path Traversal' CWE-22 in the Kibana Fleet feature can lead to the unauthorized deletion of resources via Path Traversal CAPEC-126. A low-privileged user could cause a subsequent action taken by a higher-privileged user in the Fleet...

CVE-2026-78590 Improper Limitation of a Pathname to a Restricted Directory in Kibana Leading to Unauthorized Deletion of Privileged Resources

Improper Limitation of a Pathname to a Restricted Directory 'Path Traversal' CWE-22 in the Kibana Fleet feature can lead to the unauthorized deletion of privileged resources via Path Traversal CAPEC-126. A low-privileged user holding Fleet Settings write access could cause a subsequent...

EUVD-2026-70060

Improper Limitation of a Pathname to a Restricted Directory 'Path Traversal' CWE-22 in the Kibana Fleet feature can lead to the unauthorized deletion of internal resources via Path Traversal CAPEC-126. A low-privileged user holding Fleet write access could cause a subsequent administrative delete...