CVE-2026-25149

Qwik is a performance focused javascript framework. Prior to version 1.19.0, an Open Redirect vulnerability in Qwik City's default request handler middleware allows a remote attacker to redirect users to arbitrary protocol-relative URLs. Successful exploitation permits attackers to craft convinci...

CVE-2026-25150

Qwik is a performance focused javascript framework. Prior to version 1.19.0, a prototype pollution vulnerability exists in the formToObj function within @builder.io/qwik-city middleware. The function processes form field names with dot notation e.g., user.name to create nested objects, but fails ...

@react-portable/core (>=0.4.0, <=0.11.2), storybook-framework-qwik (>=0.3.0, <=0.4.0) potentially affected by CVE-2026-25149 via @builder.io/qwik-city (>=1.2.6, <=1.4.1)

@builder.io/qwik-city NPM version =1.2.6, =0.4.0, =0.3.0, =0.4.0 Source cves: CVE-2026-25149 Source advisory: SNYK:JS-BUILDERIOQWIKCITY-15202232...

Open Redirect

Overview @builder.io/qwik-city is a The meta-framework for Qwik. Affected versions of this package are vulnerable to Open Redirect via the fixTrailingSlash middleware. An attacker can redirect users to arbitrary protocol-relative URLs by crafting malicious links that appear to originate from a...

Cross-site Request Forgery (CSRF)

Overview @builder.io/qwik-city is a The meta-framework for Qwik. Affected versions of this package are vulnerable to Cross-site Request Forgery CSRF via inconsistent interpretation of HTTP request headers in the server-side request handler. An attacker can bypass protections by submitting special...

@react-portable/core (>=0.4.0, <=0.11.2), storybook-framework-qwik (>=0.3.0, <=0.4.0) potentially affected by CVE-2026-25151 via @builder.io/qwik-city (>=1.2.6, <=1.4.1)

@builder.io/qwik-city NPM version =1.2.6, =0.4.0, =0.3.0, =0.4.0 Source cves: CVE-2026-25151 Source advisory: SNYK:JS-BUILDERIOQWIKCITY-15202302...

Cross-site Request Forgery (CSRF)

Overview @builder.io/qwik-city is a The meta-framework for Qwik. Affected versions of this package are vulnerable to Cross-site Request Forgery CSRF due to a typo in the regular expression within the isContentType function. An attacker can bypass cross-site request forgery protections by crafting...

@react-portable/core (>=0.4.0, <=0.11.2), storybook-framework-qwik (>=0.3.0, <=0.4.0) potentially affected by CVE-2026-25155 via @builder.io/qwik-city (>=1.2.6, <=1.4.1)

@builder.io/qwik-city NPM version =1.2.6, =0.4.0, =0.3.0, =0.4.0 Source cves: CVE-2026-25155 Source advisory: SNYK:JS-BUILDERIOQWIKCITY-15200699...

Prototype Pollution

Overview @builder.io/qwik-city is a The meta-framework for Qwik. Affected versions of this package are vulnerable to Prototype Pollution via the formToObj function, which processes form field names with dot notation but does not properly sanitize dangerous property names. An attacker can modify t...

@react-portable/core (>=0.4.0, <=0.11.2), storybook-framework-qwik (>=0.3.0, <=0.4.0) potentially affected by CVE-2026-25150 via @builder.io/qwik-city (>=1.2.6, <=1.4.1)

@builder.io/qwik-city NPM version =1.2.6, =0.4.0, =0.3.0, =0.4.0 Source cves: CVE-2026-25150 Source advisory: SNYK:JS-BUILDERIOQWIKCITY-15202068...

Cross-site Scripting (XSS)

Overview @builder.io/qwik is an An Open-Source sub-framework designed with a focus on server-side-rendering, lazy-loading, and styling/animation. Affected versions of this package are vulnerable to Cross-site Scripting XSS via the unsafe virtual node serialization. An attacker can execute arbitra...

@qwikui-org/ui (>=0.2.2, <=0.2.3), @react-portable/core (>=0.4.0, <=0.11.2) +1 more potentially affected by CVE-2026-25148 via @builder.io/qwik (>=1.2.6, <=1.4.5)

@builder.io/qwik NPM version =1.2.6, =0.2.2, =0.4.0, =0.11.2 - not-qwik-library-test1 0.0.3 Source cves: CVE-2026-25148 Source advisory: SNYK:JS-BUILDERIOQWIK-15202114...

CVE-2026-25150

Qwik is a performance focused javascript framework. Prior to version 1.19.0, a prototype pollution vulnerability exists in the formToObj function within @builder.io/qwik-city middleware. The function processes form field names with dot notation e.g., user.name to create nested objects, but fails ...

CVE-2026-25150 Prototype Pollution via FormData Processing in Qwik City

Qwik is a performance focused javascript framework. Prior to version 1.19.0, a prototype pollution vulnerability exists in the formToObj function within @builder.io/qwik-city middleware. The function processes form field names with dot notation e.g., user.name to create nested objects, but fails ...

CVE-2026-25150 Prototype Pollution via FormData Processing in Qwik City

Qwik is a performance focused javascript framework. Prior to version 1.19.0, a prototype pollution vulnerability exists in the formToObj function within @builder.io/qwik-city middleware. The function processes form field names with dot notation e.g., user.name to create nested objects, but fails ...

EUVD-2026-5165

Qwik is a performance focused javascript framework. Prior to version 1.19.0, a prototype pollution vulnerability exists in the formToObj function within @builder.io/qwik-city middleware. The function processes form field names with dot notation e.g., user.name to create nested objects, but fails ...

CVE-2026-25150 Prototype Pollution via FormData Processing in Qwik City

Qwik is a performance focused javascript framework. Prior to version 1.19.0, a prototype pollution vulnerability exists in the formToObj function within @builder.io/qwik-city middleware. The function processes form field names with dot notation e.g., user.name to create nested objects, but fails ...

CVE-2026-25150

CVE-2026-25150 affects @builder.io/qwik-city middleware in Qwik. The formToObj() function improperly handles field names with dot notation (e.g., user.name), failing to sanitize dangerous property names such as proto , constructor, and prototype. This prototype pollution allows unauthenticated at...

CVE-2026-25148

Qwik is a performance focused javascript framework. Prior to version 1.19.0, a Cross-Site Scripting vulnerability in Qwik.js' server-side rendering virtual attribute serialization allows a remote attacker to inject arbitrary web scripts into server-rendered pages via virtual attributes. Successfu...

CVE-2026-25148

Summary (CVE-2026-25148) Qwik SSR vulnerability: prior to version 1.19.0, the server-side rendering path serializes virtual attributes in a way that can be exploited via XSS. An attacker could inject arbitrary scripts into server-rendered pages through unescaped virtual attributes, enabling scrip...