CVE-2023-42453 Improper validation of receipts allows forged read receipts in matrix synapse

Synapse is an open-source Matrix homeserver written and maintained by the Matrix.org Foundation. Users were able to forge read receipts for any event if they knew the room ID and event ID. Note that the users were not able to view the events, but simply mark it as read. This could be confusing as...

CVE-2023-42453

Synapse is an open-source Matrix homeserver written and maintained by the Matrix.org Foundation. Users were able to forge read receipts for any event if they knew the room ID and event ID. Note that the users were not able to view the events, but simply mark it as read. This could be confusing as...

CVE-2023-42453

CVE-2023-42453 affects Synapse (Matrix.org) — a Python/Twisted Matrix homeserver. The vulnerability allows forging read receipts for arbitrary events when the attacker knows the room ID and event ID, without needing to view the events. The consequence is clients may display the event as read by t...

CVE-2023-42453 Improper validation of receipts allows forged read receipts in matrix synapse

Synapse is an open-source Matrix homeserver written and maintained by the Matrix.org Foundation. Users were able to forge read receipts for any event if they knew the room ID and event ID. Note that the users were not able to view the events, but simply mark it as read. This could be confusing as...

CVE-2023-42453

Synapse is an open-source Matrix homeserver written and maintained by the Matrix.org Foundation. Users were able to forge read receipts for any event if they knew the room ID and event ID. Note that the users were not able to view the events, but simply mark it as read. This could be confusing as...

GHSA-7565-CQ32-VX2X matrix-synapse vulnerable to improper validation of receipts allows forged read receipts

Impact Users were able to forge read receipts for any event if they knew the room ID and event ID. Note that the users were not able to view the events, but simply mark it as read. This could be confusing as clients will show the event as read by the user, even if they are not in the room. Patche...

matrix-synapse vulnerable to improper validation of receipts allows forged read receipts

Impact Users were able to forge read receipts for any event if they knew the room ID and event ID. Note that the users were not able to view the events, but simply mark it as read. This could be confusing as clients will show the event as read by the user, even if they are not in the room. Patche...

matrix-synapse vulnerable to temporary storage of plaintext passwords during password changes

Impact When users update their passwords, the new credentials may be briefly held in the server database. While this doesn't grant the server any added capabilities—it already learns the users' passwords as part of the authentication process—it does disrupt the expectation that passwords won't be...

CVE-2023-42453: Improper Authorization

Synapse is an open-source Matrix homeserver written and maintained by the Matrix.org Foundation. Users were able to forge read receipts for any event if they knew the room ID and event ID. Note that the users were not able to view the events, but simply mark it as read. This could be confusing as...

Fedora: Security Advisory for python-matrix-common (FEDORA-2023-c0696d7b53)

The remote host is missing an update for the SPDX-FileCopyrightText: 2023 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Fedora: Security Advisory for matrix-synapse (FEDORA-2023-c0696d7b53)

The remote host is missing an update for the SPDX-FileCopyrightText: 2023 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

CVE-2023-34999

A command injection vulnerability exists in RTS VLink Virtual Matrix Software Versions v5 5.7.6 and v6 6.5.0 that allows an attacker to perform arbitrary code execution via the admin web interface...

Command injection

A command injection vulnerability exists in RTS VLink Virtual Matrix Software Versions v5 5.7.6 and v6 6.5.0 that allows an attacker to perform arbitrary code execution via the admin web interface...

CVE-2023-34999

The CVE-2023-34999 entry concerns RTS VLink Virtual Matrix Software versions 5 (< 5.7.6) and 6 (

CVE-2023-34999

A command injection vulnerability exists in RTS VLink Virtual Matrix Software Versions v5 5.7.6 and v6 6.5.0 that allows an attacker to perform arbitrary code execution via the admin web interface...

CVE-2023-34999

A command injection vulnerability exists in RTS VLink Virtual Matrix Software Versions v5 5.7.6 and v6 6.5.0 that allows an attacker to perform arbitrary code execution via the admin web interface...

[SECURITY] Fedora 37 Update: python-matrix-common-1.3.0-7.fc37

Common utilities for Synapse, Sydent and Sygnal...

[SECURITY] Fedora 37 Update: matrix-synapse-1.80.0-5.fc37

Matrix is an ambitious new ecosystem for open federated Instant Messaging and VoIP. Synapse is a reference "homeserver" implementation of Matrix from the core development team at matrix.org, written in Python/Twisted. It is intended to showcase the concept of Matrix and let folks see the spec in...

CVE-2023-34999: Improper Control of Generation of Code

A command injection vulnerability exists in RTS VLink Virtual Matrix Software Versions v5 5.7.6 and v6 6.5.0 that allows an attacker to perform arbitrary code execution via the admin web interface...

Fedora 37 : matrix-synapse / python-matrix-common / rust-pythonize (2023-c0696d7b53)

The remote Fedora 37 host has packages installed that are affected by multiple vulnerabilities as referenced in the FEDORA-2023-c0696d7b53 advisory. Update matrix-synapse to v1.80.0 to fix CVE-2022-39374, CVE-2023-32323 Tenable has extracted the preceding description block directly from the Fedor...