GHSA-X5HG-X4GV-J98M OpenSearch has ineffective TLS certificate hostname verification

Description A regression was introduced in OpenSearch 2.18.0 that caused the plugins.security.ssl.transport.enforcehostnameverification setting to be ineffective. When this setting was enabled, OpenSearch did not verify that the hostname in a connecting node's TLS certificate matched the hostname...

OpenSearch has ineffective TLS certificate hostname verification

Description A regression was introduced in OpenSearch 2.18.0 that caused the plugins.security.ssl.transport.enforcehostnameverification setting to be ineffective. When this setting was enabled, OpenSearch did not verify that the hostname in a connecting node's TLS certificate matched the hostname...

Ivanti EPMM 信任管理问题漏洞

Ivanti EPMM is a product developed by the American company Ivanti, designed to help IT departments establish policies for mobile devices, applications, and content. Versions of Ivanti EPMM prior to 12.6.1.1, 12.7.0.1, and 12.8.0.1 contained vulnerabilities related to trust management. These...

PT-2026-38457

Name of the Vulnerable Software and Affected Versions Ivanti EPMM versions prior to 12.6.1.1 Ivanti EPMM versions prior to 12.7.0.1 Ivanti EPMM versions prior to 12.8.0.1 Description Improper certificate validation allows a remote unauthenticated attacker to enroll a device from a restricted set ...

PJSIP 信任管理问题漏洞

PJSIP is an open-source, free and open-source multimedia communication library developed in C language. It implements standards-based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. Prior to PJSIP version 2.17, there were vulnerabilities related to trust management. These vulnerabilities...

PT-2026-38337

Name of the Vulnerable Software and Affected Versions Tor versions prior to 0.4.9.7 Description A NULL pointer dereference occurs when a CERT cell is received out of order. A NULL pointer dereference is a runtime error that happens when a program attempts to read or write to a memory address that...

Tor 代码问题漏洞

Tor is a virtual tunnel network operated by the Tor Project organization. It allows individuals and groups to enhance their privacy and security on the Internet. Versions of Tor prior to 0.4.9.7 contained a code vulnerability caused by a null pointer dereferencing when the CERT unit received data...

PT-2026-38480

Improper Validation of Certificate with Host Mismatch vulnerability in Apache Thrift. This issue affects Apache Thrift: before 0.23.0. Users are recommended to upgrade to version 0.23.0, which fixes the issue...

PT-2026-38462

Allocation of Resources Without Limits or Throttling vulnerability in Apache HTTP Server's mod md via OCSP response data. This issue affects Apache HTTP Server: from 2.4.30 through 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the issue...

Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: openssh (UTSA-2026-016493)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-016493 advisory. OpenSSH before 10.3 mishandles the authorizedkeys principals option in uncommon scenarios involving a principals list in conjunction with a Certificate Authority tha...

PT-2026-38454

Name of the Vulnerable Software and Affected Versions Ivanti EPMM versions prior to 12.6.1.1 Ivanti EPMM versions prior to 12.7.0.1 Ivanti EPMM versions prior to 12.8.0.1 Description Improper Certificate Validation allows a remote unauthenticated attacker to impersonate registered Sentry hosts an...

Ivanti EPMM 信任管理问题漏洞

Ivanti EPMM is a product developed by the American company Ivanti that allows IT departments to establish policies for mobile devices, applications, and content. Versions of Ivanti EPMM prior to 12.6.1.1, 12.7.0.1, and 12.8.0.1 contained vulnerabilities related to trust management. These...

Improper Certificate Validation allows MITM injection of remote CSS content

Summary The CSS Parser gem does not validate HTTPS connections, allowing a Man-in-the-Middle MITM attacker to inject or modify CSS content when stylesheets are loaded via HTTPS. The connection is established with OpenSSL::SSL::VERIFYNONE, meaning any HTTPS certificate—even entirely untrusted—will...

Server-side Request Forgery (SSRF)

Overview misp-modules is a MISP modules are autonomous modules that can be used for expansion and other services in MISP Affected versions of this package are vulnerable to Server-side Request Forgery SSRF in the htmltomarkdown and qrcode modules when handling remote resource fetching. An attacke...

misp-modules has nsafe remote resource fetching in expansion

An unsafe remote resource fetching vulnerability existed in MISP Modules expansion modules. The htmltomarkdown module accepted arbitrary HTTPS URLs without sufficient validation, which could allow Server-Side Request Forgery against loopback, private, or link-local network resources. Additionally...

curl: CURLOPT_PROXY_CRLFILE / CURLOPT_PROXY_ISSUERCERT / CURLOPT_PROXY_ISSUERCERT_BLOB silently ignored on backends that don't support them

From the Mythos report 2026-05-06 F1. CURLOPTPROXYCRLFILE / CURLOPTPROXYISSUERCERT / CURLOPTPROXYISSUERCERTBLOB silently ignored on backends that don't support them — severity Low https://github.com/curl/curl/blob/455bebc2c7/lib/setopt.cL1786-L1797...

Important: Red Hat Security Advisory: Red Hat build of Cryostat security update

An update is now available for the Red Hat build of Cryostat 4 on RHEL 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability fro...

CVE-2026-40243

Incus is a system container and virtual machine manager. In versions before 7.0.0, broken TLS validation logic in the OVN database connection logic can allow connections to an attacker's OVN database. The OVN client implementations disable Go standard TLS server verification and replace it with...

CVE-2026-40243 Incus OVN TLS verification accepts peer-supplied roots and permits endpoint impersonation

Incus is a system container and virtual machine manager. In versions before 7.0.0, broken TLS validation logic in the OVN database connection logic can allow connections to an attacker's OVN database. The OVN client implementations disable Go standard TLS server verification and replace it with...

CVE-2026-40243

CVE-2026-40243 describes a TLS verification flaw in Incus (OVN integration) where the OVN database client disables standard TLS verification and uses a custom VerifyPeerCertificate callback that builds trust roots from peer-supplied certificates, ignoring the configured CA pool. This allows an at...