Linux Distros Unpatched Vulnerability : CVE-2021-21394

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Synapse is a Matrix reference homeserver written in python pypi package matrix-synapse. Matrix is an ecosystem for open federated Instant Messaging and VoIP. In...

Linux Distros Unpatched Vulnerability : CVE-2020-26257

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Matrix is an ecosystem for open federated Instant Messaging and VoIP. Synapse is a reference homeserver implementation of Matrix. A malicious or...

Linux Distros Unpatched Vulnerability : CVE-2023-41335

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Synapse is an open-source Matrix homeserver written and maintained by the Matrix.org Foundation. When users update their passwords, the new credentials may be...

Linux Distros Unpatched Vulnerability : CVE-2020-26890

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Matrix Synapse before 1.20.0 erroneously permits non-standard NaN, Infinity, and -Infinity JSON values in fields of m.room.member events, allowing remote...

Linux Distros Unpatched Vulnerability : CVE-2022-41952

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Synapse before 1.52.0 with URL preview functionality enabled will attempt to generate URL previews for media stream URLs without properly limiting connection...

Linux Distros Unpatched Vulnerability : CVE-2021-41281

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Synapse is a package for Matrix homeservers written in Python 3/Twisted. Prior to version 1.47.1, Synapse instances with the media repository enabled can be...

Linux Distros Unpatched Vulnerability : CVE-2022-31052

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Synapse is an open source home server implementation for the Matrix chat network. In versions prior to 1.61.1 URL previews of some web pages can exhaust the...

Linux Distros Unpatched Vulnerability : CVE-2023-42453

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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 kn...

Linux Distros Unpatched Vulnerability : CVE-2021-21392

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Synapse is a Matrix reference homeserver written in python pypi package matrix-synapse. Matrix is an ecosystem for open federated Instant Messaging and VoIP. In...

matrix-synapse-1.137.0-1.1 on GA media (moderate)

matrix-synapse-1.137.0-1.1 on GA media Announcement ID: openSUSE-SU-2025:15493-1 Rating: moderate Cross-References: CVE-2025-8714 CVSS scores: CVE-2025-8714 SUSE : 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVE-2025-8714 SUSE : 8.7...

Linux Distros Unpatched Vulnerability : CVE-2025-30355

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Synapse is an open source Matrix homeserver implementation. A malicious server can craft events which, when received, prevent Synapse version up to 1.127.0 from...

OPENSUSE-SU-2025:15493-1 matrix-synapse-1.137.0-1.1 on GA media

These are all security issues fixed in the matrix-synapse-1.137.0-1.1 package on the GA media of openSUSE Tumbleweed...

SUSE CVE-2023-41335

Synapse is an open-source Matrix homeserver written and maintained by the Matrix.org Foundation. 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...

Fedora 41 : matrix-synapse (2025-a257fc1a8f)

The remote Fedora 41 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2025-a257fc1a8f advisory. Update to v1.136.0 ---- Update to 1.135.2 ---- Update to 1.135.0 Tenable has extracted the preceding description block directly from the Fedora security...

CVE-2025-54551

Synapse Mobility 8.0, 8.0.1, 8.0.2, 8.1, and 8.1.1 contain a privilege escalation vulnerability through external control of Web parameter. If exploited, a user of the product may escalate the privilege and access data that the user do not have permission to view by altering the parameters of the...

[SECURITY] Fedora 41 Update: matrix-synapse-1.136.0-1.fc41

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...

Fedora: Security Advisory (FEDORA-2025-a257fc1a8f)

The remote host is missing an update for the SPDX-FileCopyrightText: 2025 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...

CISA Releases Three Industrial Control Systems Advisories

CISA released three Industrial Control Systems ICS advisories on August 21, 2025. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. ICSA-25-233-01 Mitsubishi Electric Corporation MELSEC iQ-F Series CPU Module ICSA-25-177-01...

FUJIFILM Healthcare Americas Synapse Mobility vulnerable to Privilege Escalation

Overview Synapse Mobility provided by FUJIFILM Healthcare Americas Corporation is vulnerable to privilege escalation. Privilege escalation vulnerability through external control of Web parameter CWE-472 - CVE-2025-54551 Christopher Alejandro Moroco reported this vulnerability to CISA ICS...

CVE-2025-54551

Synapse Mobility 8.0, 8.0.1, 8.0.2, 8.1, and 8.1.1 contain a privilege escalation vulnerability through external control of Web parameter. If exploited, a user of the product may escalate the privilege and access data that the user do not have permission to view by altering the parameters of the...