CVE-2026-40303

zrok is software for sharing web services, files, and network resources. Prior to version 2.0.1, endpoints.GetSessionCookie parses an attacker-supplied cookie chunk count and calls makestring, count with no upper bound before any token validation occurs. The function is reached on every request t...

CVE-2026-40303

CVE-2026-40303 (zrok) affects zrok prior to 2.0.1. The flaw is in endpoints.GetSessionCookie, which parses an attacker-supplied cookie chunk count and calls make([]string, count) without an upper bound before token validation. This enables unauthenticated remote attackers to trigger gigabyte-scal...

CVE-2026-40303

zrok is software for sharing web services, files, and network resources. Prior to version 2.0.1, endpoints.GetSessionCookie parses an attacker-supplied cookie chunk count and calls makestring, count with no upper bound before any token validation occurs. The function is reached on every request t...

CVE-2026-40303 zrok allows unauthenticated DoS via unbounded memory allocation in striped session cookie parsing

zrok is software for sharing web services, files, and network resources. Prior to version 2.0.1, endpoints.GetSessionCookie parses an attacker-supplied cookie chunk count and calls makestring, count with no upper bound before any token validation occurs. The function is reached on every request t...

CVE-2026-40303 zrok allows unauthenticated DoS via unbounded memory allocation in striped session cookie parsing

zrok is software for sharing web services, files, and network resources. Prior to version 2.0.1, endpoints.GetSessionCookie parses an attacker-supplied cookie chunk count and calls makestring, count with no upper bound before any token validation occurs. The function is reached on every request t...

CVE-2026-40303 zrok allows unauthenticated DoS via unbounded memory allocation in striped session cookie parsing

zrok is software for sharing web services, files, and network resources. Prior to version 2.0.1, endpoints.GetSessionCookie parses an attacker-supplied cookie chunk count and calls makestring, count with no upper bound before any token validation occurs. The function is reached on every request t...

curl: libcurl omits IPv6 zoneid from host identity and leaks credentials/cookies across scoped link-local realms

Summary: libcurl omits the IPv6 zoneid component from multiple security-sensitive host identity decisions even though the connection layer still routes by zoneid. As a result, two distinct scoped/link-local destinations such as fe80::X%zoneA and fe80::X%zoneB are treated as the same host by...

Improper Access Control

Hono is vulnerable to Improper Access Control. The vulnerability is due to inconsistent cookie parsing between browsers and the parse function, where differently formatted cookie names may be normalized to the same key, allowing attacker-controlled cookies to override legitimate ones and bypass...

EUVD-2024-55551

Vision Helpdesk before 5.7.0 patched in 5.6.10 allows attackers to read user profiles via modified serialized cookie data to visclientid...

ZROK security vulnerabilities

Zrok is a secure internet sharing tool developed by OpenZiti. Versions of Zrok prior to 2.0.1 contained security vulnerabilities; these vulnerabilities stemmed from a lack of upper limit checks on the number of cookie blocks, which could lead to denial-of-service attacks...

Python Library Tornado < 6.5.5 Multiple Vulnerabilities

The version of the Tornado Python library installed on the remote host is prior to 6.5.5. It is, therefore, affected by multiple vulnerabilities: - Tornado is a Python web framework and asynchronous networking library. In versions of Tornado prior to 6.5.5, the only limit on the number of parts i...

SUSE SLES12 Security Update : python3 (SUSE-SU-2026:1385-1)

The remote SUSE Linux SLES12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:1385-1 advisory. - CVE-2025-13462: incorrect parsing of TarInfo header when GNU long name and type AREGTYPE are combined bsc1259611. - CVE-2026-3479: improper...

BIT-OAUTH2-PROXY-2026-34454 OAuth2 Proxy: Session cookie not cleared when rendering sign-in page

OAuth2 Proxy is a reverse proxy that provides authentication using OAuth2 providers. A regression introduced in 7.11.0 prevents OAuth2 Proxy from clearing the session cookie when rendering the sign-in page. In deployments that rely on the sign-in page as part of their logout flow, a user may be...

BIT-AUTHENTIK-2026-25748 authentik has a forward authentication bypass with broken cookie

authentik is an open-source identity provider. Prior to 2025.10.4 and 2025.12.4, with a malformed cookie it was possible to bypass authentication when using forward authentication in the authentik Proxy Provider when used in conjunction with Traefik or Caddy as reverse proxy. When a malicious...

CVE-2024-58343

Vision Helpdesk before 5.7.0 patched in 5.6.10 allows attackers to read user profiles via modified serialized cookie data to visclientid...

CVE-2024-58343

Vision Helpdesk before 5.7.0 patched in 5.6.10 allows attackers to read user profiles via modified serialized cookie data to visclientid...

CVE-2024-58343

CVE-2024-58343 affects Vision Helpdesk versions prior to 5.7.0, with a patch available in 5.6.10. The issue allows attackers to read user profiles by tampering serialized cookie data in vis_client_id. The CVSS v3.1 base score is 4.3 (MEDIUM) with network attack vector, low attack complexity, and ...

CVE-2024-58343

Vision Helpdesk before 5.7.0 patched in 5.6.10 allows attackers to read user profiles via modified serialized cookie data to visclientid...

Use of Hard-coded Credentials

Overview flowise is a Flowiseai Server Affected versions of this package are vulnerable to Use of Hard-coded Credentials due to the use of a weak default value for the secret parameter in session management when the EXPRESSSESSIONSECRET environment variable is not set. An attacker can impersonate...

zrok: Unauthenticated DoS via unbounded memory allocation in striped session cookie parsing

Summary endpoints.GetSessionCookie parses an attacker-supplied cookie chunk count and calls makestring, count with no upper bound before any token validation occurs. The function is reached on every request to an OAuth-protected proxy share, allowing an unauthenticated remote attacker to trigger...