GHSA-3C9R-7F29-QP32 Mattermost fails to properly validate login method restrictions

Mattermost versions 11.1.x = 11.1.2, 10.11.x = 10.11.9, 11.2.x = 11.2.1 fail to properly validate login method restrictions which allows an authenticated user to bypass SSO-only login requirements via userID-based authentication. Mattermost Advisory ID: MMSA-2025-00548...

Mattermost fails to properly validate login method restrictions

Mattermost versions 11.1.x = 11.1.2, 10.11.x = 10.11.9, 11.2.x = 11.2.1 fail to properly validate login method restrictions which allows an authenticated user to bypass SSO-only login requirements via userID-based authentication. Mattermost Advisory ID: MMSA-2025-00548...

github.com/sirupsen/logrus: github.com/sirupsen/logrus: Denial-of-Service due to large single-line payload

A denial-of-service vulnerability in github.com/sirupsen/logrus occurs when Entry.Writer processes a single-line payload larger than 64KB with no newline characters. Due to a limitation in Go’s internal bufio.Scanner, the read operation fails with a “token too long” error, causing the underlying...

github.com/sirupsen/logrus: github.com/sirupsen/logrus: Denial-of-Service due to large single-line payload

A denial-of-service vulnerability in github.com/sirupsen/logrus occurs when Entry.Writer processes a single-line payload larger than 64KB with no newline characters. Due to a limitation in Go’s internal bufio.Scanner, the read operation fails with a “token too long” error, causing the underlying...

CVE-2026-0999

Mattermost versions 11.1.x = 11.1.2, 10.11.x = 10.11.9, 11.2.x = 11.2.1 fail to properly validate login method restrictions which allows an authenticated user to bypass SSO-only login requirements via userID-based authentication. Mattermost Advisory ID: MMSA-2025-00548...

CVE-2026-0999

Technical details beyond the summary are not provided in the supplied documents. Monitor for updates from Mattermost advisory MMSA-2025-00548.

CVE-2026-0999 Authentication bypass via userID login when email and username login are disabled

Mattermost versions 11.1.x = 11.1.2, 10.11.x = 10.11.9, 11.2.x = 11.2.1 fail to properly validate login method restrictions which allows an authenticated user to bypass SSO-only login requirements via userID-based authentication. Mattermost Advisory ID: MMSA-2025-00548...

CVE-2026-0999 Authentication bypass via userID login when email and username login are disabled

Mattermost versions 11.1.x = 11.1.2, 10.11.x = 10.11.9, 11.2.x = 11.2.1 fail to properly validate login method restrictions which allows an authenticated user to bypass SSO-only login requirements via userID-based authentication. Mattermost Advisory ID: MMSA-2025-00548...

PT-2026-8324

Name of the Vulnerable Software and Affected Versions Mattermost versions 10.11.x through 10.11.9 Mattermost versions 11.1.x through 11.1.2 Mattermost versions 11.2.x through 11.2.1 Description The software does not properly validate login method restrictions. This allows an authenticated user to...

Mattermost 安全漏洞

Mattermost is an open-source collaboration platform developed by the American company Mattermost. Versions of Mattermost such as 11.1.2 and earlier 11.1.x series, 10.11.9 and earlier 10.11.x series, and 11.2.1 and earlier 11.2.x series have security vulnerabilities. These vulnerabilities stem fro...

CVE-2026-23208

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Prevent excessive number of frames In this case, the user constructed the parameters with maxpacksize 40 for rate 22050 / pps 1000, and packsize0 22 packsize1 23. The buffer size for each data URB is maxpacksize...

CVE-2026-23208

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Prevent excessive number of frames In this case, the user constructed the parameters with maxpacksize 40 for rate 22050 / pps 1000, and packsize0 22 packsize1 23. The buffer size for each data URB is maxpacksize...

Security update for micropython (low)

openSUSE Security Update: Security update for micropython Announcement ID: openSUSE-SU-2026:0050-1 Rating: low References: 1257803 Cross-References: CVE-2025-59438 CVE-2026-1998 CVSS scores: CVE-2025-59438 SUSE: 5.7 CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N Affected Products...

CVE-2026-26235

JUNG Smart Visu Server 1.1.1050 contains a denial of service vulnerability that allows unauthenticated attackers to remotely shutdown or reboot the server. Attackers can send a single POST request to trigger the server reboot without requiring any authentication...

openSUSE 16 Security Update : micropython (openSUSE-SU-2026:20199-1)

The remote openSUSE 16 host has packages installed that are affected by a vulnerability as referenced in the openSUSE- SU-2026:20199-1 advisory. Changes in micropython: - CVE-2026-1998: Fixed segmentation fault in mpmaplookup via mpimportall bsc1257803. - Version 1.26.1 esp32: update esptinyusb...

github.com/sirupsen/logrus: github.com/sirupsen/logrus: Denial-of-Service due to large single-line payload

A denial-of-service vulnerability in github.com/sirupsen/logrus occurs when Entry.Writer processes a single-line payload larger than 64KB with no newline characters. Due to a limitation in Go’s internal bufio.Scanner, the read operation fails with a “token too long” error, causing the underlying...

github.com/sirupsen/logrus: github.com/sirupsen/logrus: Denial-of-Service due to large single-line payload

A denial-of-service vulnerability in github.com/sirupsen/logrus occurs when Entry.Writer processes a single-line payload larger than 64KB with no newline characters. Due to a limitation in Go’s internal bufio.Scanner, the read operation fails with a “token too long” error, causing the underlying...

Exploit for Authentication Bypass by Primary Weakness in Fortinet Fortios

Authentication Bypass Vulnerability in Fortinet FortiOSCVE-20...

AZL-77601 CVE-2026-2391 affecting package js-jquery 3.5.0-4

Summary The arrayLimit option in qs does not enforce limits for comma-separated values when comma: true is enabled, allowing attackers to cause denial-of-service via memory exhaustion. This is a bypass of the array limit enforcement, similar to the bracket notation bypass addressed in...

CVE-2026-26235

The CVE-2026-26235 entry concerns JUNG Smart Visu Server 1.1.1050. The vulnerability is a denial-of-service that allows unauthenticated attackers to remotely shut down or reboot the server by sending a single POST request, with no authentication required. This affects availability (high impact pe...