PYSEC-2026-3598 Open WebUI: /api/v1/channels/{id}/members exposes full user model including sensitive credentials

Summary The channel members endpoint serializes and returns full user models for channel participants, including settings objects. A normal user in a DM can retrieve admin-only sensitive configuration such as webhook URLs and tool server key material settings.ui.toolServers.key, which is not...

EUVD-2010-0808

Malware in sbrugna...

EUVD-2012-2193

Malware in sbrugna...

EUVD-2018-13769

Malware in sbrugna...

EUVD-2018-13771

Malware in sbrugna...

CVE-2018-21256

An issue was discovered in Mattermost Server before 5.1. It allows attackers to bypass intended access restrictions for group-message channel creation via the Group message slash command...

Humming Heads Defense Platform security vulnerabilities

Humming Heads Defense Platform is a network security software from Humming Heads, Inc. A security vulnerability exists in Humming Heads Defense Platform 3.9.51.x and prior versions that stems from an unprotected Windows message channel issue that could allow an attacker to execute arbitrary code...

CVE-2019-20844

An issue was discovered in Mattermost Server before 5.18.0, 5.17.2, 5.16.4, 5.15.4, and 5.9.7. An attacker can spoof a direct-message channel by changing the type of a channel...

CVE-2018-21256: Incorrect Permission Assignment for Critical Resource

An issue was discovered in Mattermost Server before 5.1. It allows attackers to bypass intended access restrictions for group-message channel creation via the Group message slash command...

CVE-2018-21254: Incorrect Permission Assignment for Critical Resource

An issue was discovered in Mattermost Server before 5.1. An attacker can bypass intended access control for direct-message channel creation via the Message slash command...

DEBIAN-CVE-2020-11020

Faye NPM, RubyGem versions greater than 0.5.0 and before 1.0.4, 1.1.3 and 1.2.5, has the potential for authentication bypass in the extension system. The vulnerability allows any client to bypass checks put in place by server-side extensions, by appending extra segments to the message channel. It...

Authentication and extension bypass in Faye

On 20 April 2020 it was reported to me that the potential for authentication bypass exists in Faye1's extension system. This vulnerability has existed in the Node.js and Ruby versions of the server since version 0.5.0, when extensions were first introduced, in July 2010. It is patched in versions...

CVE-2020-11020

Faye NPM, RubyGem versions greater than 0.5.0 and before 1.0.4, 1.1.3 and 1.2.5, has the potential for authentication bypass in the extension system. The vulnerability allows any client to bypass checks put in place by server-side extensions, by appending extra segments to the message channel. It...

CVE-2020-11020: Improper Authentication

Faye NPM, RubyGem versions greater than 0.5.0 and before 1.0.4, 1.1.3 and 1.2.5, has the potential for authentication bypass in the extension system. The vulnerability allows any client to bypass checks put in place by server-side extensions, by appending extra segments to the message channel. It...

PT-2020-12497

Name of the Vulnerable Software and Affected Versions Faye NPM, RubyGem versions greater than 0.5.0 and before 1.0.4 Faye NPM, RubyGem versions 1.1.x before 1.1.3 Faye NPM, RubyGem versions 1.2.x before 1.2.5 Description The issue allows any client to bypass checks put in place by server-side...

SUSE SLED12 / SLES12 Security Update : libssh2_org (SUSE-SU-2019:0655-1)

This update for libssh2org fixes the following issues : Security issues fixed : CVE-2019-3861: Fixed Out-of-bounds reads with specially crafted SSH packets bsc1128490. CVE-2019-3862: Fixed Out-of-bounds memory comparison with specially crafted message channel request packet bsc1128492...

SUSE SLES11 Security Update : libssh2_org (SUSE-SU-2019:13982-1)

This update for libssh2org fixes the following issues : Security issues fixed : CVE-2019-3861: Fixed Out-of-bounds reads with specially crafted SSH packets bsc1128490. CVE-2019-3862: Fixed Out-of-bounds memory comparison with specially crafted message channel request packet bsc1128492...

CVE-2018-1041

A vulnerability was found in the way RemoteMessageChannel, introduced in jboss-remoting versions 3.3.10, reads from an empty buffer. An attacker could use this flaw to cause denial of service via high CPU caused by an infinite loop...

Red Hat JBoss Enterprise Application Platform RemoteMessageChannel Buffer Read Vulnerability

The Red Hat JBoss Enterprise Application Platform JBoss EAP is a subscription-based, open source Java EE application server runtime platform for building, deploying and hosting highly transactional Java applications and services. An empty buffer read error vulnerability exists in...

jboss-remoting: High CPU Denial of Service

A vulnerability was found in the way RemoteMessageChannel, introduced in jboss-remoting versions 3.3.10.Final-redhat-1, reads from an empty buffer. An attacker could use this flaw to cause denial of service via high CPU caused by an infinite loop...