EUVD-2026-60733

Zabbix API and Frontend login lockout mechanism has a flaw where several unsuccessful login requests are not properly counted towards the block counter if sent simultaneously, potentially allowing for more password guesses than intended...

CVE-2026-1199

Zabbix API and Frontend login lockout mechanism has a race condition: simultaneous failed login requests are not properly counted toward the block counter, allowing more password guesses than intended. CVSS 4.0 base score 6.9 (MEDIUM), network-accessible, no privileges required. Nessus flags it a...

CVE-2026-75773

A vulnerability was found in karakeep-app karakeep up to 0.32.0. The affected element is the function authorize of the file apps/web/server/auth.ts of the component Login Endpoint. The manipulation results in improper restriction of excessive authentication attempts. The attack may be performed...

EUVD-2026-60580

A vulnerability was found in karakeep-app karakeep up to 0.32.0. The affected element is the function authorize of the file apps/web/server/auth.ts of the component Login Endpoint. The manipulation results in improper restriction of excessive authentication attempts. The attack may be performed...

CVE-2026-75773

The vulnerability is in the authorize function of apps/web/server/auth.ts in karakeep up to 0.32.0, allowing unlimited login attempts on the remote Login Endpoint. It is rated CVSS 3.7 (LOW) with high attack complexity. Upgrading to 0.33.0 (patch f7d042971d0d2bcc7119654830cf1eb93eabbf24) resolves...

CVE-2026-75773 karakeep-app karakeep Login Endpoint auth.ts authorize excessive authentication

A vulnerability was found in karakeep-app karakeep up to 0.32.0. The affected element is the function authorize of the file apps/web/server/auth.ts of the component Login Endpoint. The manipulation results in improper restriction of excessive authentication attempts. The attack may be performed...

CVE-2026-74878

opensslencrypt versions before 1.4.0 use an in-memory rate limiter for TOTP brute-force protection that is not shared across workers and is lost on server restart. Attackers can distribute authentication attempts across multiple server instances or retry immediately after a restart to bypass rate...

CVE-2026-74868

SiYuan versions before 3.7.4 contain an unthrottled brute-force vulnerability in the Publish Service Basic Auth implementation PublishServiceTransport.RoundTrip in kernel/server/proxy/publish.go. The Publish Service runs on a separate, unauthenticated-by-default listener default TCP port 6808 and...

EUVD-2026-60097

opensslencrypt versions before 1.4.0 use an in-memory rate limiter for TOTP brute-force protection that is not shared across workers and is lost on server restart. Attackers can distribute authentication attempts across multiple server instances or retry immediately after a restart to bypass rate...

CVE-2026-74878 openssl_encrypt before 1.4.0 TOTP Rate Limiter Bypass

opensslencrypt versions before 1.4.0 use an in-memory rate limiter for TOTP brute-force protection that is not shared across workers and is lost on server restart. Attackers can distribute authentication attempts across multiple server instances or retry immediately after a restart to bypass rate...

CVE-2026-74878 openssl_encrypt before 1.4.0 TOTP Rate Limiter Bypass

opensslencrypt versions before 1.4.0 use an in-memory rate limiter for TOTP brute-force protection that is not shared across workers and is lost on server restart. Attackers can distribute authentication attempts across multiple server instances or retry immediately after a restart to bypass rate...

CVE-2026-74878

openssl_encrypt versions before 1.4.0 contain a TOTP brute-force rate limiter bypass in openssl_encrypt_server/modules/pepper/totp.py. The TOTPRateLimiter class stores attempt and lockout state in an in-memory defaultdict(list) as a class variable, meaning rate-limit state is not shared across wo...

CVE-2026-74868 SiYuan before 3.7.4 Brute-Force Authentication via Publish Service

SiYuan versions before 3.7.4 contain an unthrottled brute-force vulnerability in the Publish Service Basic Auth implementation PublishServiceTransport.RoundTrip in kernel/server/proxy/publish.go. The Publish Service runs on a separate, unauthenticated-by-default listener default TCP port 6808 and...

CVE-2026-74868

SiYuan before 3.7.4 has an unthrottled brute-force flaw in PublishServiceTransport.RoundTrip() (kernel/server/proxy/publish.go), where the Publish Service (default TCP 6808) applies Basic Auth with no rate limiting, lockout, or backoff, letting unauthenticated remote attackers guess passwords aga...

EUVD-2026-60087

SiYuan versions before 3.7.4 contain an unthrottled brute-force vulnerability in the Publish Service Basic Auth implementation PublishServiceTransport.RoundTrip in kernel/server/proxy/publish.go. The Publish Service runs on a separate, unauthenticated-by-default listener default TCP port 6808 and...

CVE-2026-73056

SiYuan kernel versions before 3.7.4 contain an improper restriction of excessive authentication attempts vulnerability in the CheckAuth middleware. The middleware accepts the API token Conf.Api.Token via an Authorization header Token/Bearer or a ?token= query parameter, and neither path is...

CVE-2026-73056

SiYuan kernel versions before 3.7.4 contain an improper restriction of excessive authentication attempts vulnerability in the CheckAuth middleware. The middleware accepts the API token Conf.Api.Token via an Authorization header Token/Bearer or a ?token= query parameter, and neither path is...

CVE-2026-73056 SiYuan kernel before 3.7.4 Unthrottled Brute-Force via API Token

SiYuan kernel versions before 3.7.4 contain an improper restriction of excessive authentication attempts vulnerability in the CheckAuth middleware. The middleware accepts the API token Conf.Api.Token via an Authorization header Token/Bearer or a ?token= query parameter, and neither path is...

EUVD-2026-59942

SiYuan kernel versions before 3.7.4 contain an improper restriction of excessive authentication attempts vulnerability in the CheckAuth middleware. The middleware accepts the API token Conf.Api.Token via an Authorization header Token/Bearer or a ?token= query parameter, and neither path is...

CVE-2026-73056

SiYuan kernel versions prior to 3.7.4 are affected by an unthrottled brute-force vulnerability in CheckAuth() that allows unauthenticated remote attackers to repeatedly guess the API token (via Authorization header or ?token=) without CAPTCHA/lockout, potentially gaining full RoleAdministrator ac...