CVE-2025-47930 Zulip Server has access control bypass for restrictions on creation of specific channel types

Zulip is an open-source team chat application. Starting in version 10.0 and prior to version 10.3, the "Who can create public channels" access control mechanism can be circumvented by creating a private or web-public channel, and then changing the channel privacy to public. A similar technique...

CVE-2025-47930

Zulip Server vulnerability CVE-2025-47930 affects versions 10.0–10.2, where the access control for creating certain channel types can be bypassed by creating a private or web-public channel and then changing its privacy to public (and a similar method to create private channels without permission...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization due to the improper verification of user permissions when accessing groups. An attacker can view unauthorized group information by crafting a malicious API request. Remediation Upgrade...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization via the ExperimentalSettings function. An attacker can exploit this issue by accessing unauthorized settings through the System Console. Note: This is only exploitable if the RestrictSystemAdmin setting is true,...

Incorrect Authorization

Overview github.com/mattermost/mattermost/server/channels/app is a private-cloud Slack alternative Affected versions of this package are vulnerable to Incorrect Authorization due to the improper verification of user permissions when accessing groups. An attacker can view unauthorized group...

Overly Restrictive Account Lockout Mechanism

Overview github.com/mattermost/mattermost/server/channels/app is a private-cloud Slack alternative Affected versions of this package are vulnerable to Overly Restrictive Account Lockout Mechanism due to the failure in the lockout mechanism for LDAP users after multiple unsuccessful login attempts...

PT-2025-27719 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A vulnerability in the Linux kernel has been resolved. The issue was related to the ad4851 parse channels common function, where the pointer returned was incremented internally as each...

[SECURITY] Fedora 41 Update: kappanhang-0-0.3.20250427gitdffb773.fc41

Remotely open audio channels and a serial port to an Icom RS-BA1 server for ex. Icom IC-705 transceiver...

Unsecured Authentication Attempt Detected (Critical)

A server allow for authentication using credentials in an unencrypted manner over unencrypted channel. Such credentials might be revealed to an attacker intercepting this traffic and used to gain access to data on the server. This plugin only works with Tenable.ot. Please visit...

Unsecured Authentication Attempt Detected (High)

A server allow for authentication using credentials in an unencrypted manner over unencrypted channel. Such credentials might be revealed to an attacker intercepting this traffic and used to gain access to data on the server. This plugin only works with Tenable.ot. Please visit...

Ribbon Communications Apollo 9608 安全漏洞

Ribbon Communications Apollo 9608 is a Session Border Controller SBC from Ribbon Communications, USA, used to protect and manage network traffic for real-time communications such as VoIP. A security vulnerability exists in Ribbon Communications Apollo 9608 version v9.6R3, which stems from...

Starfish: Rebalancing Multi-Party Off-Chain Payment Channels

Blockchain technology has revolutionized the way transactions are executed, but scalability remains a major challenge. Payment Channel Network PCN, as a Layer-2 scaling solution, has been proposed to address this issue. However, skewed payments can deplete the balance of one party within a channe...

PT-2025-18182 · Ribbon Communications · Apollo 9608

Name of the Vulnerable Software and Affected Versions: The product name cannot be determined. Description: The issue is related to improper restriction of communication channels to intended endpoints. Recommendations: At the moment, there is no information about a newer version that contains a fi...

SILENT: a New Lens on Statistics in Software Timing Side Channels

Cryptographic research takes software timing side channels seriously. Approaches to mitigate them include constant-time coding and techniques to enforce such practices. However, recent attacks like Meltdown 42, Spectre 37, and Hertzbleed 70 have challenged our understanding of what it means for...

CVE-2022-42092

creationtimestamp| type| source ---|---|--- 2025-04-27 17:55:40+00:00| published-proof-of-concept| https://t.me/GithubRedTeam/34449 2025-04-27 23:00:06+00:00| published-proof-of-concept| Telegram/hkqEFwwh606UEFPfmjcYFdm2vUfHHs20xhtGk7qU0l2VFRM 2025-05-02 14:06:34+00:00| published-proof-of-concept...

PT-2025-18028 · Unknown · Quick Agent V3 +1

Name of the Vulnerable Software and Affected Versions: Quick Agent V3 and Quick Agent V2 affected versions not specified Description: The issue is related to improper restriction of communication channels to intended endpoints. This could allow a remote unauthenticated attacker to attempt to log ...

Security Vulnerabilities in Quantum Cloud Systems: a Survey on Emerging Threats

Quantum computing is becoming increasingly widespread due to the potential and capabilities to solve complex problems beyond the scope of classical computers. As Quantum Cloud services are adopted by businesses and research groups, they allow for greater progress and application in many fields...

The Dark Side of the Web: Towards Understanding Various Data Sources in Cyber Threat Intelligence

Cyber threats have become increasingly prevalent and sophisticated. Prior work has extracted actionable cyber threat intelligence CTI, such as indicators of compromise, tactics, techniques, and procedures TTPs, or threat feeds from various sources: open source data e.g., social networks, internal...

CVE-2025-27571

Mattermost versions 10.5.x = 10.5.1, 10.4.x = 10.4.3, 9.11.x = 9.11.9 fail to check the "Allow Users to View Archived Channels" configuration when fetching channel metadata of a post from archived channels, which allows authenticated users to access such information when a channel is archived...

Unauthorized Access

github.com/mattermost/mattermost-server is vulnerable to Unauthorized Access. The vulnerability is due to improper access control due to a failure to enforce the "Allow Users to View Archived Channels" setting when fetching metadata from archived channels, which allows an attacker to access...