Model Context Protocol Python SDK: Server bearer-token authentication accepts tokens issued for a different resource server

Summary In affected versions, the SDK's server-side bearer authentication had no way to check that a token was issued for your server its audience. Where one authorization server issues tokens for several services, a valid token for another service was also accepted by your MCP server. Am I...

CVE-2026-57195

Asterisk is an open source private branch exchange and telephony toolkit. Prior to Asterisk 20.20.1, 21.12.3, 22.10.1, 23.4.1 and Certified Asterisk 20.7-cert11, 22.8-cert3, a NULL pointer dereference in the "Asterisk Manager Interface AMI" may allow an unauthenticated attacker to crash Asterisk...

EUVD-2026-111393

Asterisk is an open source private branch exchange and telephony toolkit. Prior to Asterisk 20.20.1, 21.12.3, 22.10.1, 23.4.1 and Certified Asterisk 20.7-cert11, 22.8-cert3, a NULL pointer dereference in the Asterisk Manager Interface AMI may allow an unauthenticated attacker to crash Asterisk wh...

CVE-2026-57195

The Asterisk telephony toolkit is vulnerable to a NULL pointer dereference in the Asterisk Manager Interface (AMI) . This flaw allows an unauthenticated attacker to crash the service when Digest Authentication is used via HTTP . To exploit this, the Asterisk HTTP web server, AMI, and AMI access v...

CVE-2026-57195 Asterisk: NULL Pointer Dereference in HTTP AMI Digest Authentication

Asterisk is an open source private branch exchange and telephony toolkit. Prior to Asterisk 20.20.1, 21.12.3, 22.10.1, 23.4.1 and Certified Asterisk 20.7-cert11, 22.8-cert3, a NULL pointer dereference in the Asterisk Manager Interface AMI may allow an unauthenticated attacker to crash Asterisk wh...

CVE-2026-57195 Asterisk: NULL Pointer Dereference in HTTP AMI Digest Authentication

Asterisk is an open source private branch exchange and telephony toolkit. Prior to Asterisk 20.20.1, 21.12.3, 22.10.1, 23.4.1 and Certified Asterisk 20.7-cert11, 22.8-cert3, a NULL pointer dereference in the Asterisk Manager Interface AMI may allow an unauthenticated attacker to crash Asterisk wh...

CVE-2026-57195 Asterisk: NULL Pointer Dereference in HTTP AMI Digest Authentication

Asterisk is an open source private branch exchange and telephony toolkit. Prior to Asterisk 20.20.1, 21.12.3, 22.10.1, 23.4.1 and Certified Asterisk 20.7-cert11, 22.8-cert3, a NULL pointer dereference in the Asterisk Manager Interface AMI may allow an unauthenticated attacker to crash Asterisk wh...

CVE-2026-116684

The Model Context Protocol Python SDK is the official Python SDK for Model Context Protocol servers and clients. From 1.10.0 until 1.30.0 and 2.2.0, server-side bearer authentication configured through AuthSettings with tokenverifier accepts a valid token issued for another service when the...

CVE-2026-112352

Sunhillo SureLine before 9.1.5 contains an authentication bypass vulnerability that allows an unauthenticated remote attacker to impersonate any user with an active web session by forging a session cookie containing only a cleartext username with no random identifier or integrity protection...

MGASA-2026-0561 Updated weechat package fixes security vulnerabilities

Decompression Bomb in Relay WebSocket DoS. CVE-2026-53524 Non-Constant-Time Password Hash Comparison in Relay Authentication. CVE-2026-53525...

Updated weechat package fixes security vulnerabilities

Decompression Bomb in Relay WebSocket DoS. CVE-2026-53524 Non-Constant-Time Password Hash Comparison in Relay Authentication. CVE-2026-53525...

Critical: Red Hat Security Advisory: OpenJDK 17.0.21 Security Update for Portable Linux Builds

An update is now available for OpenJDK. Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE links in the References...

EUVD-2026-111360

Sunhillo SureLine before 9.1.5 contains an authentication bypass vulnerability that allows an unauthenticated remote attacker to impersonate any user with an active web session by forging a session cookie containing only a cleartext username with no random identifier or integrity protection...

CVE-2026-112352

Sunhillo SureLine versions prior to 9.1.5 are vulnerable to an authentication bypass due to a lack of validation and integrity protection on session cookies. An unauthenticated remote attacker can impersonate any user with an active session by forging a cookie containing a cleartext username, suc...

CVE-2026-112352 Sunhillo SureLine Authentication Bypass via Session Cookie

Sunhillo SureLine before 9.1.5 contains an authentication bypass vulnerability that allows an unauthenticated remote attacker to impersonate any user with an active web session by forging a session cookie containing only a cleartext username with no random identifier or integrity protection...

CVE-2026-112352 Sunhillo SureLine Authentication Bypass via Session Cookie

Sunhillo SureLine before 9.1.5 contains an authentication bypass vulnerability that allows an unauthenticated remote attacker to impersonate any user with an active web session by forging a session cookie containing only a cleartext username with no random identifier or integrity protection...

DEBIAN-CVE-2026-118176

Thunderbird's check that prevents mailbox: URLs from accessing files on remote Windows network shares could be bypassed using extended-length UNC paths. Displaying a specially crafted email could cause Thunderbird to connect to an SMB server chosen by the attacker, disclosing the user's Windows...

CVE-2026-118176

Thunderbird's check that prevents mailbox: URLs from accessing files on remote Windows network shares could be bypassed using extended-length UNC paths. Displaying a specially crafted email could cause Thunderbird to connect to an SMB server chosen by the attacker, disclosing the user's Windows...

CVE-2026-115413

Missing token audience validation in the OAuth authentication mode of AWS API MCP Server before version 1.6.0 might allow local users to run AWS operations with the server's configured AWS credentials via an access token issued to another application by the same identity provider. To remediate th...

UBUNTU-CVE-2026-118176

Thunderbird's check that prevents mailbox: URLs from accessing files on remote Windows network shares could be bypassed using extended-length UNC paths. Displaying a specially crafted email could cause Thunderbird to connect to an SMB server chosen by the attacker, disclosing the user's Windows...