CVE-2026-91181

Mattermost versions 11.9.x = 11.9.0, 11.8.x = 11.8.4, 11.7.x = 11.7.7, 10.11.x = 10.11.22 Fail to sanitize Team objects returned by the data retention teams endpoint which allows an authenticated user holding only the read-only Data Retention Policy permission to obtain a private team's secret...

CVE-2026-91181 Data Retention Teams Endpoint Leaks Private Team Invite ID

Mattermost versions 11.9.x = 11.9.0, 11.8.x = 11.8.4, 11.7.x = 11.7.7, 10.11.x = 10.11.22 Fail to sanitize Team objects returned by the data retention teams endpoint which allows an authenticated user holding only the read-only Data Retention Policy permission to obtain a private team's secret...

CVE-2026-91181

CVE-2026-91181 affects Mattermost versions 11.9.0 and earlier, 11.8.4 and earlier, 11.7.7 and earlier, and 10.11.22 and earlier. The data retention teams endpoint (GET /api/v4/data_retention/policies/{policy_id}/teams) fails to sanitize Team objects, allowing an authenticated user with only the r...

CVE-2026-86830

CVE-2026-86830 is an incorrect privilege assignment in Temporary Elevated Access Management (TEAM) for AWS IAM Identity Center, versions prior to 1.5.1 . An authenticated remote user with application-level access can read, approve, modify, or revoke arbitrary access requests , enabling them to ob...

CVE-2026-86830 Incorrect privilege assignment in Temporary Elevated Access Management (TEAM) for AWS IAM Identity Center

Incorrect privilege assignment in Temporary Elevated Access Management TEAM for AWS IAM Identity Center solution before version 1.5.1 might allow an authenticated remote user with application-level access to read, approve, modify, or revoke arbitrary access requests, thereby obtaining unintended...

EUVD-2026-77769

Incorrect privilege assignment in Temporary Elevated Access Management TEAM for AWS IAM Identity Center solution before version 1.5.1 might allow an authenticated remote user with application-level access to read, approve, modify, or revoke arbitrary access requests, thereby obtaining unintended...

CVE-2026-86830 Incorrect privilege assignment in Temporary Elevated Access Management (TEAM) for AWS IAM Identity Center

Incorrect privilege assignment in Temporary Elevated Access Management TEAM for AWS IAM Identity Center solution before version 1.5.1 might allow an authenticated remote user with application-level access to read, approve, modify, or revoke arbitrary access requests, thereby obtaining unintended...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: Team: Fix null-ptr-deref when the team device type is changed. The null-ptr-deref bug occurs as follows with a reproducer 1. Bug: Kernel NULL pointer dereferencing. Address: 0000000000000228… … RIP:...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Team: Better validation of TEAMOPTIONTYPESTRING syzbot reported the following issues 1 Ensure that user-provided data contains one nul byte. 1 Bug: KMSAN: uninit-value in stringnocheck lib/vsprintf.c:633 inline Bug: KMSAN:...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15

In the Linux kernel, the following vulnerability has been resolved: Networks: Fixed a stack overflow issue when LRO is disabled for virtual interfaces. When the features of a virtual interface are updated, the updated features are synchronized with its underlying interfaces. This synchronization...

Astra Linux – Vulnerability in Firefox

Mozilla developers Gabriele Svelto, Randell Jesup, and the Mozilla Fuzzing Team reported memory safety bugs in Firefox 99. Some of these bugs exhibited signs of memory corruption, and we assume that with sufficient effort, some of these bugs could have been exploited to execute arbitrary code. Th...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Team: Move teamdevicetypechange to the end of teamportadd. Attempting to add a port device that is already up will, unsurprisingly, fail. However, this failure occurs before modifying the teamdeviceheaderops. In the case of the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Team: Fix for checking whether the port is enabled in teamqueueoverrideportpriochanged. A syzkaller bug was recently reported with the following trace: listdel corruption; ffff888058bea080-prev is LISTPOISON2 dead000000000122...

Astra Linux – Vulnerability in Thunderbird

Members of the Mozilla Fuzzing Team reported memory safety bugs in Firefox 103, Firefox ESR 102.1, and Firefox ESR 91.12. Some of these bugs exhibited signs of memory corruption, and we assume that with sufficient effort, some of these bugs could have been exploited to execute arbitrary code. Thi...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Prevent adding a device that is already a team device lower. For example, do not add veth0 if vlan1 has already been added, and veth0 is a subordinate device of vlan1. This approach is not practical in practice and may lead to...

CVE-2026-14259

CVE-2026-14259 affects Mattermost versions 11.9.x ≤ 11.9.0, 11.8.x ≤ 11.8.4, 11.7.x ≤ 11.7.7, and 10.11.x ≤ 10.11.22. The board archive import feature fails to enforce team board creation permissions, allowing an authenticated non-guest team member to create Open or Private boards despite adminis...

CVE-2026-14259 Board archive import bypasses team board creation permissions

Mattermost versions 11.9.x = 11.9.0, 11.8.x = 11.8.4, 11.7.x = 11.7.7, 10.11.x = 10.11.22 fail to enforce board creation permissions when importing archive files which allows an authenticated non-guest team member to create Open or Private boards despite administrator restrictions via importing a...

PT-2026-91399

Incorrect privilege assignment in Temporary Elevated Access Management TEAM for AWS IAM Identity Center solution before version 1.5.1 might allow an authenticated remote user with application-level access to read, approve, modify, or revoke arbitrary access requests, thereby obtaining unintended...

PT-2026-91236

Mattermost versions 11.9.x = 11.9.0, 11.8.x = 11.8.4, 11.7.x = 11.7.7 fail to enforce authorization boundaries on the access control policy update endpoint which allows a channel or team administrator to detach a system-assigned ABAC parent policy via a crafted PUT /api/v4/access control policies...

CVE-2026-91181: Incorrect Authorization

Mattermost versions 11.9.x = 11.9.0, 11.8.x = 11.8.4, 11.7.x = 11.7.7, 10.11.x = 10.11.22 Fail to sanitize Team objects returned by the data retention teams endpoint which allows an authenticated user holding only the read-only Data Retention Policy permission to obtain a private team's secret...