CLSA-2026-1778895374 Fix CVE(s): CVE-2026-7598

SECURITY UPDATE: Fix integer overflow in userauthpassword usernamelen/passwordlen bounds checks - debian/patches/CVE-2026-7598.patch: Fix integer overflow in userauthpassword usernamelen/passwordlen bounds checks - CVE-2026-7598...

CVE-2026-6691

A flaw was found in the MongoDB C Driver's Cyrus SASL integration. This vulnerability, a heap buffer overflow, occurs due to unsafe string copying during username canonicalization. A remote attacker can exploit this by providing untrusted input in the username of a MongoDB URI with...

Gnutls: gnutls: authentication bypass via nul character in username

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LDAP Injection

Overview Affected versions of this package are vulnerable to LDAP Injection in the login process due to improper escaping of user-supplied input before it is incorporated into LDAP search filters. An attacker can enumerate valid usernames and extract sensitive attribute data from the connected LD...

CVE-2026-44671

ZITADEL is an open source identity management platform. From 2.71.11 to before 3.4.10 and 4.15.0, a vulnerability was discovered in Zitadel's LDAP identity provider implementation, which fails to properly escape user-provided usernames before incorporating them into LDAP search filters. This allo...

CVE-2026-44671 ZITADEL: LDAP Filter Injection in Login Flow

ZITADEL is an open source identity management platform. From 2.71.11 to before 3.4.10 and 4.15.0, a vulnerability was discovered in Zitadel's LDAP identity provider implementation, which fails to properly escape user-provided usernames before incorporating them into LDAP search filters. This allo...

EUVD-2026-30492

ZITADEL is an open source identity management platform. From 2.71.11 to before 3.4.10 and 4.15.0, a vulnerability was discovered in Zitadel's LDAP identity provider implementation, which fails to properly escape user-provided usernames before incorporating them into LDAP search filters. This allo...

@samanhappy/mcphub: SSE Endpoint Accepts Arbitrary Username from URL Path Without Authentication, Enabling User Impersonation

Summary A critical identity spoofing vulnerability in MCPHub allows any unauthenticated user to impersonate any other user — including administrators — on SSE Server-Sent Events and MCP transport endpoints. The server accepts a username from the URL path parameter and creates an internal user...

GHSA-WF8Q-WVV8-P8JF @samanhappy/mcphub: SSE Endpoint Accepts Arbitrary Username from URL Path Without Authentication, Enabling User Impersonation

Summary A critical identity spoofing vulnerability in MCPHub allows any unauthenticated user to impersonate any other user — including administrators — on SSE Server-Sent Events and MCP transport endpoints. The server accepts a username from the URL path parameter and creates an internal user...

CVE-2026-42609

Grav is a file-based Web platform. Prior to 2.0.0-beta.2, a business logic vulnerability in the Grav Admin Panel allows a low-privileged user with only user creation permissions to overwrite existing accounts, including the primary administrator. By creating a new user with a username that alread...

libssh2: Fix of CVE-2026-7598

CVE-2026-7598: add usernamelen/passwordlen bounds checks in userauthlist and userauthpassword to prevent integer overflow when allocating the SSH USERAUTHREQUEST packet buffer...

CLSA-2026-1778745959 libssh2: Fix of CVE-2026-7598

CVE-2026-7598: add usernamelen/passwordlen bounds checks in userauthlist and userauthpassword to prevent integer overflow when allocating the SSH USERAUTHREQUEST packet buffer...

CVE-2026-41932

Vvveb before 1.0.8.3 contains a stored cross-site scripting vulnerability in the customer signup flow where the Signup::addUser controller copies raw POST username values into the displayname field before sanitization occurs. Attackers can submit HTML and script markup in the username field durin...

EUVD-2026-30296

Vvveb before 1.0.8.3 contains a stored cross-site scripting vulnerability in the customer signup flow where the Signup::addUser controller copies raw POST username values into the displayname field before sanitization occurs. Attackers can submit HTML and script markup in the username field durin...

CVE-2026-41932

Vvveb before 1.0.8.3 contains a stored cross-site scripting vulnerability in the customer signup flow where the Signup::addUser controller copies raw POST username values into the displayname field before sanitization occurs. Attackers can submit HTML and script markup in the username field durin...

CVE-2026-41932 Vvveb < 1.0.8.3 Stored XSS via Signup Controller

Vvveb before 1.0.8.3 contains a stored cross-site scripting vulnerability in the customer signup flow where the Signup::addUser controller copies raw POST username values into the displayname field before sanitization occurs. Attackers can submit HTML and script markup in the username field durin...

CVE-2026-41932 Vvveb < 1.0.8.3 Stored XSS via Signup Controller

Vvveb before 1.0.8.3 contains a stored cross-site scripting vulnerability in the customer signup flow where the Signup::addUser controller copies raw POST username values into the displayname field before sanitization occurs. Attackers can submit HTML and script markup in the username field durin...

CVE-2026-41932 Vvveb < 1.0.8.3 Stored XSS via Signup Controller

Vvveb before 1.0.8.3 contains a stored cross-site scripting vulnerability in the customer signup flow where the Signup::addUser controller copies raw POST username values into the displayname field before sanitization occurs. Attackers can submit HTML and script markup in the username field durin...

CVE-2026-21730

CVE-2026-21730 affects Verba. A stored XSS exists in the login logging path: when an unauthenticated attacker logs in with an incorrect username, the username is recorded without sanitization and can execute in the admin’s browser via the log viewer. Impact aligned to CVSS v4.0 metrics (base scor...

CVE-2026-21730 Stored XSS in Verba

Verba is affected by a Stored Cross-Site Scripting XSS vulnerability within its login logging mechanism. When an unauthenticated remote attacker attempts to log in using an incorrect username and password combination, the supplied username value is recorded in the application logs. Due to lack of...