CVE-2026-87876 Cups: openprinting cups: remaining case-insensitive username matching in scheduler side paths (cve-2026-27447 follow-up)

Two case-insensitive comparisons on request-derived usernames outside the main authorization path in CUPS's scheduler printer ACL validation and private-attribute filtering could allow bypass of username-based access controls in certain configurations...

EUVD-2026-74947

Snipe-IT before 8.7.0 fails to validate username case sensitivity during SAML authentication, allowing attackers to authenticate as different users by registering IdP accounts with accent or case variants of victim usernames. Attackers can exploit the default utf8mb4unicodeci database collation t...

PT-2026-86456

Name of the Vulnerable Software and Affected Versions RouterOS versions prior to 6.49.21 RouterOS versions prior to 7.23.4 RouterOS versions prior to 7.24.2 Description An argument-handling flaw exists in the SSH login path when usernames begin with a prohibited character. This allows an...

CVE-2026-7658

IBM Langflow OSS 1.0.0 through 1.10.3 does not properly validate the username field, allowing attackers to inject path traversal sequences and bypass containment checks. This enables multiple severe impacts, including arbitrary directory deletion, cross-tenant data destruction, and JWT signing ke...

CVE-2026-7658

IBM Langflow OSS 1.0.0 through 1.10.3 does not properly validate the username field, allowing attackers to inject path traversal sequences and bypass containment checks. This enables multiple severe impacts, including arbitrary directory deletion, cross-tenant data destruction, and JWT signing ke...

CVE-2026-7658 Langflow OSS is affected by arbitrary code execution in custom component validation and trusted code enforcement

IBM Langflow OSS 1.0.0 through 1.10.3 does not properly validate the username field, allowing attackers to inject path traversal sequences and bypass containment checks. This enables multiple severe impacts, including arbitrary directory deletion, cross-tenant data destruction, and JWT signing ke...

CVE-2026-7658

IBM Langflow OSS 1.0.0 through 1.10.3 does not properly validate the username field, allowing attackers to inject path traversal sequences and bypass containment checks. This enables multiple severe impacts, including arbitrary directory deletion, cross-tenant data destruction, and JWT signing ke...

CVE-2026-7658

CVE-2026-7658 affects IBM Langflow OSS 1.0.0–1.10.3. The flaw arises from improper validation of the username field, enabling attackers to inject path traversal sequences and bypass containment checks. This can lead to severe impacts such as arbitrary directory deletion, cross-tenant data destruc...

CVE-2026-6046

Mattermost versions 11.6.x = 11.6.1, 11.5.x = 11.5.4, 10.11.x = 10.11.15, 10.11.x = 10.11.16 fail to validate that a username returned during bot registration belongs to a bot account, which allows an unprivileged attacker to intercept private messages sent by plugins via direct message channels ...

CVE-2026-6046 Plugin bot username conflict allows user account to be used as bot identity in Mattermost Server

Mattermost versions 11.6.x = 11.6.1, 11.5.x = 11.5.4, 10.11.x = 10.11.15, 10.11.x = 10.11.16 fail to validate that a username returned during bot registration belongs to a bot account, which allows an unprivileged attacker to intercept private messages sent by plugins via direct message channels ...

CVE-2026-6046

Mattermost CVE-2026-6046 affects multiple releases: 11.6.x up to 11.6.1, 11.5.x up to 11.5.4, and 10.11.x up to 10.11.16. The vulnerability arises from failing to validate that a username returned during bot registration belongs to a bot account, enabling an unprivileged attacker to intercept pri...

EUVD-2026-36502

Mattermost versions 11.6.x = 11.6.1, 11.5.x = 11.5.4, 10.11.x = 10.11.15, 10.11.x = 10.11.16 fail to validate that a username returned during bot registration belongs to a bot account, which allows an unprivileged attacker to intercept private messages sent by plugins via direct message channels ...

CVE-2026-49376

In JetBrains TeamCity before 2026.1 insufficient username validation in the SAML plugin...

JetBrains TeamCity < 2026.1 Multiple Vulnerabilities

The version of JetBrains TeamCity installed on the remote host is prior to 2026.1. It is, therefore, affected by multiple vulnerabilities: - In JetBrains TeamCity before 2026.1 remote code execution was possible via Perforce connection settings CVE-2026-49373 - In JetBrains TeamCity before 2026.1...

CVE-2026-49376

In JetBrains TeamCity before 2026.1 insufficient username validation in the SAML plugin...

CVE-2026-49376

In JetBrains TeamCity before 2026.1 insufficient username validation in the SAML plugin...

CVE-2026-49376

CVE-2026-49376 affects JetBrains TeamCity prior to 2026.1 via the SAML plugin , where the root cause is insufficient username validation . The vulnerability is exploitable remotely over the network with low complexity and no privileges or user interaction required, and it has a confidentiality/ i...

EUVD-2026-33384

In JetBrains TeamCity before 2026.1 insufficient username validation in the SAML plugin...

CVE-2026-49376

In JetBrains TeamCity before 2026.1 insufficient username validation in the SAML plugin...

CVE-2026-49376

In JetBrains TeamCity before 2026.1 insufficient username validation in the SAML plugin...