matrix-media-repo Cross-Site Scripting Vulnerability

Matrix is an ambitious new ecosystem for open federated instant messaging and VoIP. A cross-site scripting vulnerability exists in matrix-media-repo versions prior to 1.3.0, which originates from a vulnerability that allows an attacker to upload an SVG image containing JavaScript script to a serv...

CVE-2023-41318: Improper Neutralization of Input During Web Page Generation

matrix-media-repo is a highly customizable multi-domain media repository for the Matrix chat ecosystem. In affected versions an attacker could upload a malicious piece of media to the media repo, which would then be served with Content-Disposition: inline upon download. This vulnerability could b...

Cloud storage security: What’s new in the threat matrix

Today, we announce the release of a second version of the threat matrix for storage services, a structured tool that assists in identifying and analyzing potential security threats on data stored in cloud storage services. The matrix, first released in April 2021 as detailed in the blog post Thre...

Microsoft AI Red Team building future of safer AI

An essential part of shipping software securely is red teaming. It broadly refers to the practice of emulating real-world adversaries and their tools, tactics, and procedures to identify risks, uncover blind spots, validate assumptions, and improve the overall security posture of systems. Microso...

CVE-2023-38700

matrix-appservice-irc is a Node.js IRC bridge for Matrix. Prior to version 1.0.1, it was possible to craft an event such that it would leak part of a targeted message event from another bridged room. This required knowing an event ID to target. Version 1.0.1n fixes this issue. As a workaround, se...

Code injection

matrix-appservice-irc is a Node.js IRC bridge for Matrix. Prior to version 1.0.1, it was possible to craft an event such that it would leak part of a targeted message event from another bridged room. This required knowing an event ID to target. Version 1.0.1n fixes this issue. As a workaround, se...

CVE-2023-38700

matrix-appservice-irc is a Node.js IRC bridge for Matrix. Prior to version 1.0.1, it was possible to craft an event such that it would leak part of a targeted message event from another bridged room. This required knowing an event ID to target. Version 1.0.1n fixes this issue. As a workaround, se...

CVE-2023-38700 matrix-appservice-irc events can be crafted to leak parts of targeted messages from other bridged rooms

matrix-appservice-irc is a Node.js IRC bridge for Matrix. Prior to version 1.0.1, it was possible to craft an event such that it would leak part of a targeted message event from another bridged room. This required knowing an event ID to target. Version 1.0.1n fixes this issue. As a workaround, se...

CVE-2023-38700 matrix-appservice-irc events can be crafted to leak parts of targeted messages from other bridged rooms

matrix-appservice-irc is a Node.js IRC bridge for Matrix. Prior to version 1.0.1, it was possible to craft an event such that it would leak part of a targeted message event from another bridged room. This required knowing an event ID to target. Version 1.0.1n fixes this issue. As a workaround, se...

CVE-2023-38700

CVE-2023-38700 affects matrix-appservice-irc (Node.js IRC bridge for Matrix). Before version 1.0.1, an attacker could craft an event to leak part of a targeted message from another bridged room, requiring knowledge of an event ID. The issue is fixed in version 1.0.1n. As a workaround, deployments...

matrix-appservice-irc (0.36.0) potentially affected by CVE-2023-38691 via matrix-appservice-bridge (6.0.0)

matrix-appservice-bridge NPM version 6.0.0 is affected by a known vulnerability. The following packages have a transitive dependency on matrix-appservice-bridge and may be impacted: - matrix-appservice-irc 0.36.0 Source cves: CVE-2023-38691 Source advisory: OSV:GHSA-VC7J-H8XG-FV5X...

GHSA-VC7J-H8XG-FV5X matrix-appservice-bridge doesn't verify the sub parameter of an openId token exhange, allowing unauthorized access to provisioning APIs

Impact A malicious Matrix server can use a foreign user's MXID in an OpenID exchange, allowing a bad actor to impersonate users when using the provisioning API. Details The library does not check that the servername part of the sub parameter containing the user's claimed MXID is the same as the...

CVE-2023-38691

matrix-appservice-bridge provides an API for setting up bridges. Starting in version 4.0.0 and prior to versions 8.1.2 and 9.0.1, a malicious Matrix server can use a foreign user's MXID in an OpenID exchange, allowing a bad actor to impersonate users when using the provisioning API. The library...

CVE-2023-38690

matrix-appservice-irc is a Node.js IRC bridge for Matrix. Prior to version 1.0.1, it is possible to craft a command with newlines which would not be properly parsed. This would mean you could pass a string of commands as a channel name, which would then be run by the IRC bridge bot. Versions 1.0....

Code injection

matrix-appservice-bridge provides an API for setting up bridges. Starting in version 4.0.0 and prior to versions 8.1.2 and 9.0.1, a malicious Matrix server can use a foreign user's MXID in an OpenID exchange, allowing a bad actor to impersonate users when using the provisioning API. The library...

Design/Logic Flaw

matrix-appservice-irc is a Node.js IRC bridge for Matrix. Prior to version 1.0.1, it is possible to craft a command with newlines which would not be properly parsed. This would mean you could pass a string of commands as a channel name, which would then be run by the IRC bridge bot. Versions 1.0....

CVE-2023-38691

matrix-appservice-bridge provides an API for setting up bridges. Starting in version 4.0.0 and prior to versions 8.1.2 and 9.0.1, a malicious Matrix server can use a foreign user's MXID in an OpenID exchange, allowing a bad actor to impersonate users when using the provisioning API. The library...

CVE-2023-38691

CVE-2023-38691 affects matrix-appservice-bridge. The issue: the bridge does not verify that the servername in the OpenID sub claim matches the target server, allowing a malicious Matrix server to impersonate users via the provisioning API. Affected versions are 4.0.0 up to 8.1.1 and 9.0.0; patch ...

CVE-2023-38691 matrix-appservice-bridge doesn't verify the sub parameter of an openId token exhange, allowing unauthorized access to provisioning APIs

matrix-appservice-bridge provides an API for setting up bridges. Starting in version 4.0.0 and prior to versions 8.1.2 and 9.0.1, a malicious Matrix server can use a foreign user's MXID in an OpenID exchange, allowing a bad actor to impersonate users when using the provisioning API. The library...

CVE-2023-38691 matrix-appservice-bridge doesn't verify the sub parameter of an openId token exhange, allowing unauthorized access to provisioning APIs

matrix-appservice-bridge provides an API for setting up bridges. Starting in version 4.0.0 and prior to versions 8.1.2 and 9.0.1, a malicious Matrix server can use a foreign user's MXID in an OpenID exchange, allowing a bad actor to impersonate users when using the provisioning API. The library...