Vite Dev Server - Information Exposure

Vite dev server could allow reading files from the Vite project root by bypassing server.fs.deny with double forward-slash paths //. This affects exposed dev servers only. id: CVE-2023-34092 info: name: Vite Dev Server - Information Exposure author: ritikchaddha severity: high description: | Vite...

Yamcs <=5.11.12 - Arbitrary File Read

Yamcs through 5.11.12 serves static web resources through a handler that resolves the requested path against the configured web root without rejecting absolute paths. A request path that begins with a double slash is resolved as an absolute filesystem path, discarding the web root, and the handle...

CVE-2026-53713

Envoy Gateway is an open source project for managing Envoy Proxy as a standalone or Kubernetes-based application gateway. Prior to 1.7.4 and 1.8.1, toabsolutenormalizedpath in internal/gatewayapi/luavalidator/security.lua does not collapse redundant separators before iscriticalpath evaluates Lua...

EUVD-2026-78070

Envoy Gateway is an open source project for managing Envoy Proxy as a standalone or Kubernetes-based application gateway. Prior to 1.7.4 and 1.8.1, toabsolutenormalizedpath in internal/gatewayapi/luavalidator/security.lua does not collapse redundant separators before iscriticalpath evaluates Lua...

CVE-2026-86205

h3 versions before 2.0.1-rc.18 contain an open redirect vulnerability in the redirectBack utility that fails to sanitize protocol-relative paths in the Referer header pathname. Attackers can craft a same-origin URL with a double-slash path segment that passes origin validation but produces a...

CVE-2026-86205 h3 before 2.0.1-rc.18 Open Redirect via redirectBack()

h3 versions before 2.0.1-rc.18 contain an open redirect vulnerability in the redirectBack utility that fails to sanitize protocol-relative paths in the Referer header pathname. Attackers can craft a same-origin URL with a double-slash path segment that passes origin validation but produces a...

EUVD-2026-72105

h3 versions before 2.0.1-rc.18 contain an open redirect vulnerability in the redirectBack utility that fails to sanitize protocol-relative paths in the Referer header pathname. Attackers can craft a same-origin URL with a double-slash path segment that passes origin validation but produces a...

Envoy Gateway: Authentication Bypass via Improper Input Validation in EnvoyExtensionPolicy Lua Allows Secret Disclosure

Impact The toabsolutenormalizedpath function security.lua:28-43 does not collapse redundant path separators // → /. On Linux, //etc/passwd is equivalent to /etc/passwd POSIX path semantics, but iscriticalpath fails to match the double-slash variant because //etc/passwd does not start with /etc/...

GHSA-WCRF-9VRR-854F Envoy Gateway: Authentication Bypass via Improper Input Validation in EnvoyExtensionPolicy Lua Allows Secret Disclosure

Impact The toabsolutenormalizedpath function security.lua:28-43 does not collapse redundant path separators // → /. On Linux, //etc/passwd is equivalent to /etc/passwd POSIX path semantics, but iscriticalpath fails to match the double-slash variant because //etc/passwd does not start with /etc/...

PT-2026-60673

Impact The to absolute normalized path function security.lua:28-43 does not collapse redundant path separators // → /. On Linux, //etc/passwd is equivalent to /etc/passwd POSIX path semantics, but is critical path fails to match the double-slash variant because //etc/passwd does not start with...

PT-2026-60685

Name of the Vulnerable Software and Affected Versions Envoy Gateway versions prior to 1.7.4 Envoy Gateway versions prior to 1.8.1 Description The to absolute normalized path function security.lua:28-43 fails to collapse redundant path separators, such as converting // to /. Due to POSIX path...

OpenRun: Redirect URL validation bypass using  //host  paths leads to Open Redirect

Summary The restrictions on redirect URLs in openrun can be bypassed by attackers, leading to open redirect attacks. Details In the current project, the referrer header value is used for subsequent redirects, so there is currently a validation for this redirect value. The current validation logic...

GHSA-H5G6-XMH4-HC37 OpenRun: Redirect URL validation bypass using  //host  paths leads to Open Redirect

Summary The restrictions on redirect URLs in openrun can be bypassed by attackers, leading to open redirect attacks. Details In the current project, the referrer header value is used for subsequent redirects, so there is currently a validation for this redirect value. The current validation logic...

Open Redirect

Overview Affected versions of this package are vulnerable to Open Redirect in the redirect URL validation process. An attacker can cause users to be redirected to arbitrary external sites by crafting a specially formatted URL that bypasses host and schema checks using a double slash prefix in the...

PT-2026-57044

Name of the Vulnerable Software and Affected Versions openrun affected versions not specified Description Restrictions on redirect URLs can be bypassed, leading to open redirect attacks. The issue occurs because the validation logic only verifies that the host and schema of the redirect URL match...

Amazon Linux 2023 : python3-mako (ALAS2023-2026-1846)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-1846 advisory. Mako is a template library written in Python. Prior to 1.3.11, TemplateLookup.gettemplate is vulnerable to path traversal when a URI starts with // e.g., //../../../secret.txt. The root cause is an...

Open Redirect

Overview Affected versions of this package are vulnerable to Open Redirect when certain URLs with path values starting with // are processed. An attacker can redirect users to external domains by supplying specially crafted protocol-relative URLs. Note: Users that utilise Declarative Mode are not...

CVE-2026-40181

Summary: CVE-2026-40181 affects React Router. In versions 7.0.0–7.14.0 and 6.7.0–6.30.3, redirect() can produce an open redirect to an external domain when the URL starts with //, due to protocol-relative URL handling. Impact depends on application-side redirect validation and does not affect Dec...

CVE-2026-40332

Masa CMS is affected by an Open Redirect vulnerability due to improper handling of scheme-relative URLs. The application incorrectly interprets paths beginning with double slashes // as internal paths, failing to validate the redirect target before processing. The application treats these values ...

CVE-2026-40332

Masa CMS is affected by an Open Redirect vulnerability caused by improper handling of scheme-relative URLs. The system misinterprets paths beginning with // as internal and processes them without validating that the redirect target stays on the local site. An attacker can craft a link on the trus...