Security Bulletin: Multiple Security Vulnerabilities in Apache HttpComponents Client affect IBM Content Navigator

Summary Apache HttpComponents Client is affected by two vulnerabilities CVSS up to 9.1, Critical. CVE-2026-71290 CVSS 9.1 is an improper TLS hostname verification flaw in the async HttpClient versions 5.4 and later where HostnameVerificationPolicyBUILTIN has no effect, allowing a network attacker...

Purple-Team-Automation

Purple-Team-Automation Automated purple-team validation of the Sigma detection rules built in detection-as-code-repo, using MITRE Caldera to execute a chained Active Directory credential-access attack path against an existing domain lab, and an ATT&CK Navigator heatmap to visualize coverage. Why...

CVE-2026-5267

Ciena Navigator Network Control Suite NCS contains an information exposure vulnerability in an event-streaming API that does not properly enforce authentication. An unauthenticated attacker with network access to the affected service could access the event stream and potentially obtain sensitive...

CVE-2026-5267 Unauthenticated Event Stream Exposure of Session Tokens in Navigator NCS

Ciena Navigator Network Control Suite NCS contains an information exposure vulnerability in an event-streaming API that does not properly enforce authentication. An unauthenticated attacker with network access to the affected service could access the event stream and potentially obtain sensitive...

CVE-2026-5267 Unauthenticated Event Stream Exposure of Session Tokens in Navigator NCS

Ciena Navigator Network Control Suite NCS contains an information exposure vulnerability in an event-streaming API that does not properly enforce authentication. An unauthenticated attacker with network access to the affected service could access the event stream and potentially obtain sensitive...

EUVD-2026-87295

Ciena Navigator Network Control Suite NCS contains an information exposure vulnerability in an event-streaming API that does not properly enforce authentication. An unauthenticated attacker with network access to the affected service could access the event stream and potentially obtain sensitive...

CVE-2026-5267

The Ciena Navigator Network Control Suite (NCS) is affected by an information exposure vulnerability in its event-streaming API . The root cause is a failure to properly enforce authentication , which allows an unauthenticated attacker with network access to the affected service to access the eve...

PT-2026-99097

Name of the Vulnerable Software and Affected Versions Ciena Navigator Network Control Suite NCS affected versions not specified Description An information exposure issue exists in an event-streaming API that fails to properly enforce authentication. An unauthenticated attacker with network access...

Security Bulletin: IBM i is Affected By a Cross-Site Scripting Vulnerability in Navigator for i [CVE-2026-75838]

Summary IBM Navigator for i uses DOMPurify for HTML sanitization. DOMPurify is vulnerable to cross-site scripting due to failure to neutralize detached subtrees in element-removal hooks CVE-2026-75838 as described in the vulnerability details section. Vulnerability Details CVEID:CVE-2026-75838...

CVE-2026-18065

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote unauthenticated attacker to gain access to sensitive information through session IP binding bypass in Navigator for i...

EUVD-2026-77780

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote unauthenticated attacker to gain access to sensitive information through session IP binding bypass in Navigator for i...

CVE-2026-18065 IBM i is Affected By Multiple Vulnerabilities in Navigator for i and Digital Certificate Manager for i.

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote unauthenticated attacker to gain access to sensitive information through session IP binding bypass in Navigator for i...

CVE-2026-18065 IBM i is Affected By Multiple Vulnerabilities in Navigator for i and Digital Certificate Manager for i.

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote unauthenticated attacker to gain access to sensitive information through session IP binding bypass in Navigator for i...

CVE-2026-18065

CVE-2026-18065 affects IBM i Navigator for i and Digital Certificate Manager for i (versions 7.3–7.6), as well as IBM Db2 Mirror for i (versions 7.4–7.6). The root cause is a session IP binding bypass , classified as CWE-290 (Authentication Bypass by Spoofing) , allowing a remote unauthenticated ...

CVE-2026-18251

IBM i (versions 7.3, 7.4, 7.5, and 7.6 ) is affected by a vulnerability in Navigator for i where improper validation of the WebSocket origin allows a remote, unauthenticated attacker to obtain sensitive information. The underlying cause is classified as CWE-1385: Missing Origin Validation in WebS...

CVE-2026-18251 IBM i is Affected By Multiple Vulnerabilities in Navigator for i and Digital Certificate Manager for i.

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to obtain sensitive information due to improper validation of the WebSocket origin...

CVE-2026-18251 IBM i is Affected By Multiple Vulnerabilities in Navigator for i and Digital Certificate Manager for i.

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to obtain sensitive information due to improper validation of the WebSocket origin...

CVE-2026-18515

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to place files into the file system with Navigator for i when they should be blocked by Navigator configuration. This could allow attackers to upload files onto the system to places the Navigator support did not intend, but...

CVE-2026-18151

CVE-2026-18151 affects IBM Navigator for i and Digital Certificate Manager for i on IBM i 7.3–7.6 . The vulnerability is a race condition (CWE-362) during the WebSocket handshake process , allowing a remote authenticated attacker to obtain sensitive information. The CVSS 3.1 score is 4.2 (MEDIUM)...

CVE-2026-18151 IBM i is Affected By Multiple Vulnerabilities in Navigator for i and Digital Certificate Manager for i.

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to obtain sensitive information due to a race condition during the WebSocket handshake process...