CVE-2026-103602

Improper certificate validation in PkixNameConstraintValidator in Legion of the Bouncy Castle Inc. bc-csharp before 2.7.0 allows an attacker who controls, or can obtain certificates from, a name-constrained intermediate CA to have certificates accepted during PKIX certification path validation fo...

CVE-2026-103602

The bc-csharp library by Legion of the Bouncy Castle Inc. versions before 2.7.0 is vulnerable to improper certificate validation in the PkixNameConstraintValidator component. The root cause is a failure to remove the RFC 1034 root-label trailing dot during comparison between names and constraints...

EUVD-2026-91232

Improper certificate validation in PkixNameConstraintValidator in Legion of the Bouncy Castle Inc. bc-csharp before 2.7.0 allows an attacker who controls, or can obtain certificates from, a name-constrained intermediate CA to have certificates accepted during PKIX certification path validation fo...

EUVD-2026-91228

Improper certificate validation in the directoryName name-constraint check PkixNameConstraintValidator.WithinDNSubtree in Legion of the Bouncy Castle Inc. bc-csharp before 2.7.0 allows an attacker who controls, or can have certificates issued by, a name-constrained intermediate CA to get...

CVE-2026-63577

The bc-csharp library (versions before 2.7.0 ) by Legion of the Bouncy Castle Inc. contains an improper certificate validation flaw in the PkixNameConstraintValidator.WithinDNSubtree check. The root cause is that the validator identifies the first Relative Distinguished Name (RDN) of a constraint...

CVE-2026-103602: Improper Certificate Validation

Improper certificate validation in PkixNameConstraintValidator in Legion of the Bouncy Castle Inc. bc-csharp before 2.7.0 allows an attacker who controls, or can obtain certificates from, a name-constrained intermediate CA to have certificates accepted during PKIX certification path validation fo...

PT-2026-104135

Name of the Vulnerable Software and Affected Versions bc-csharp versions prior to 2.7.0 Description Improper certificate validation occurs in the PkixNameConstraintValidator specifically within the ExtractHostFromURL function. This issue allows a name-constrained subordinate CA, or an entity...

PT-2026-104123

Name of the Vulnerable Software and Affected Versions bc-csharp versions prior to 2.7.0 Description Improper certificate validation occurs in the PkixNameConstraintValidator function. An attacker controlling a name-constrained intermediate CA can cause certificates to be accepted during PKIX...

CVE-2026-103884

A flaw was found in the X.509 client certificate authenticator of Keycloak. When CRL Distribution Point checking is enabled, the server fails to properly validate the file paths provided in a client certificate. An attacker can provide a specially crafted certificate that causes the server to...

PYSEC-2026-4086 MCP Atlassian: Arbitrary file read via confluence_upload_attachment allows exfiltration of server credentials

Summary Missing path validation in confluenceuploadattachment allows any authenticated MCP client to read arbitrary files from the server filesystem and exfiltrate their contents to Confluence. On Linux deployments, /proc/self/environ yields all runtime secrets in a single call. --- Details...

PYSEC-2026-4089 MCP Atlassian: Unauthenticated arbitrary local file read via upload_attachment file_path, chained with missing auth on streamable-http transport

Summary In the documented multi-user HTTP deployment --transport streamable-http with global operator Atlassian credentials, sooperset/mcp-atlassian exposes all tools to unauthenticated network clients, and the uploadattachment tool reads an attacker-supplied filepath with no path validation...

CVE-2026-103884: Improper Limitation of a Pathname to a Restricted Directory

A flaw was found in the X.509 client certificate authenticator of Keycloak. When CRL Distribution Point checking is enabled, the server fails to properly validate the file paths provided in a client certificate. An attacker can provide a specially crafted certificate that causes the server to...

PT-2026-103954

Name of the Vulnerable Software and Affected Versions Capacitor versions prior to 6.2.2 Capacitor versions prior to 7.6.9 Capacitor versions prior to 8.3.5 Capacitor versions prior to 8.4.3 Capacitor versions prior to 8.5.1 Description The Android and iOS WebView navigation guard validates the ho...

Rocky Linux 8 [CIQ] Security Update: java-11-openjdk / java-11-openjdk-debuginfo / etc (crlsa-2023_5742)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20235742 advisory. OpenJDK: certificate path validation issue during client authentication 8309966 CVE-2023-22081 Tenable has extracted the preceding description block directly from t...

Rocky Linux 9 [CIQ] Security Update: flatpak / flatpak-debuginfo / flatpak-debugsource / flatpak-devel / etc Multiple Vulnerabilities (crlsa-2026_21755)

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202621755 advisory. flatpak: Flatpak: Arbitrary code execution via crafted symlinks in sandbox-expose options CVE-2026-34078 flatpak: Flatpak: Arbitrary file deletion on host...

Rocky Linux 8 [CIQ] Security Update: Judy / Judy-debuginfo / Judy-debugsource / Judy-devel / asio-devel / etc (crlsa-2026_0698)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20260698 advisory. mariadb: MariaDB: mariadb-dump utility vulnerable to remote code execution via improper path validation CVE-2025-13699 Tenable has extracted the preceding descripti...

Rocky Linux 9 [CIQ] Security Update: mariadb / mariadb-backup / mariadb-backup-debuginfo / etc (crlsa-2026_0137)

The Rocky Linux 9 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20260137 advisory. mariadb: MariaDB: mariadb-dump utility vulnerable to remote code execution via improper path validation CVE-2025-13699 Tenable has extracted the preceding descripti...

Rocky Linux 8 [CIQ] Security Update: Judy / Judy-debuginfo / Judy-debugsource / galera / etc (crlsa-2026_0225)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20260225 advisory. mariadb: MariaDB: mariadb-dump utility vulnerable to remote code execution via improper path validation CVE-2025-13699 Tenable has extracted the preceding descripti...

Rocky Linux 8 [CIQ] Security Update: Judy / Judy-debuginfo / Judy-debugsource / galera / etc (crlsa-2026_0232)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20260232 advisory. mariadb: MariaDB: mariadb-dump utility vulnerable to remote code execution via improper path validation CVE-2025-13699 Tenable has extracted the preceding descripti...

Rocky Linux 8 [CIQ] Security Update: Judy / Judy-debuginfo / Judy-debugsource / galera / etc (crlsa-2026_0233)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20260233 advisory. mariadb: MariaDB: mariadb-dump utility vulnerable to remote code execution via improper path validation CVE-2025-13699 Tenable has extracted the preceding descripti...