GHSA-QWWW-VCR4-C8H2 React Router: RSC Mode CSRF Bypass Allows Action Execution Before 400 Response

This is a follow up to CVE-2026-22030 to address related CSRF flows in unstable RSC code paths. !NOTE This only affects your application if you are using the unstable RSC APIs...

React Router: RSC Mode CSRF Bypass Allows Action Execution Before 400 Response

This is a follow up to CVE-2026-22030 to address related CSRF flows in unstable RSC code paths. !NOTE This only affects your application if you are using the unstable RSC APIs...

@appigram/react-code-split-ssr (>=2.1.0, <=2.1.2), @ariestools/sdk-react-crypto (>=11.1.1, <=11.1.5) +28 more potentially affected by unknown CVE via react-router (>=8.0.0-pre.1, <=8.2.0)

react-router NPM version =8.0.0-pre.1, =2.1.0, =11.1.1, =3.4.0-ultramodern.0, =3.4.0-ultramodern.0, =3.4.0-ultramodern.0, =3.4.0-ultramodern.0, =3.4.0-ultramodern.0, =3.4.0-ultramodern.0, =3.4.0-ultramodern.0, =3.4.0-ultramodern.0, =3.4.0-ultramodern.0, =3.4.0-ultramodern.0, =3.4.0-ultramodern.0,...

Exploit for Deserialization of Untrusted Data in Facebook React

💀 React2Shell Exploit — CVE-2025-55182 ██████╗ ███████╗...

31g-form-parser (1.0.107), @aaravpos/appointment-barber-booking (>=1.0.0, <=4.0.5) +444 more potentially affected by CVE-2026-55685 via react-router (>=7.0.0, <=7.17.0)

react-router NPM version =7.0.0, =1.0.0, =1.0.1, =0.0.3-alpha-20241124130832-1498e8a00d2fa532e452b5ad126a753f4844a237, =1.3.7, =0.1.0, =0.1.0, =0.1.0, =0.1.0, =0.1.0, =0.0.2, =3.2.0-ultramodern.0, =3.2.0-ultramodern.127 and more Source cves: CVE-2026-55685 Source advisory: OSV:GHSA-CHX6-HX7R-MCP5...

React Router: Unauthenticated Denial of Service via Inefficient Route Matching

This is a follow up to https://github.com/remix-run/react-router/security/advisories/GHSA-8x6r-g9mw-2r78 that covers additional reported scenarios in which the manifest endpoint could be accessed via unauthenticated targeted requests that would put heavy load on the server and slow down response...

Inefficient Algorithmic Complexity

Overview Affected versions of this package are vulnerable to Inefficient Algorithmic Complexity through inefficient route matching in the manifest endpoint. An attacker can cause excessive server load and degrade response times by sending unauthenticated targeted requests. Note: This is only...

GHSA-CHX6-HX7R-MCP5 React Router: Unauthenticated Denial of Service via Inefficient Route Matching

This is a follow up to https://github.com/remix-run/react-router/security/advisories/GHSA-8x6r-g9mw-2r78 that covers additional reported scenarios in which the manifest endpoint could be accessed via unauthenticated targeted requests that would put heavy load on the server and slow down response...

31g-form-parser (1.0.107), @aaravpos/appointment-barber-booking (>=1.0.0, <=4.0.5) +444 more potentially affected by CVE-2026-55685 via react-router (>=7.0.0, <=7.17.0)

react-router NPM version =7.0.0, =1.0.0, =1.0.1, =0.0.3-alpha-20241124130832-1498e8a00d2fa532e452b5ad126a753f4844a237, =1.3.7, =0.1.0, =0.1.0, =0.1.0, =0.1.0, =0.1.0, =0.0.2, =3.2.0-ultramodern.0, =3.2.0-ultramodern.127 and more Source cves: CVE-2026-55685 Source advisory:...

Inefficient Algorithmic Complexity

Overview Affected versions of this package are vulnerable to Inefficient Algorithmic Complexity through inefficient route matching in the manifest endpoint. An attacker can cause excessive server load and degrade response times by sending unauthenticated targeted requests. Note: This is only...

NPM: React Router: Unauthenticated Denial of Service via Inefficient Route Matching

NPM: React Router: Unauthenticated Denial of Service via Inefficient Route Matching vulnerability discovered by ? in WordPress Npm react-router versions = 7.0.0, 7.18.0...

EUVD-2025-210506

Cal.com calcom/cal.diy before 5.9.9 is vulnerable to unauthenticated remote code execution because it bundles a version of Next.js whose React Server Components RSC request handling deserializes attacker-controlled input. A remote attacker can send a crafted RSC request to the server and cause...

CVE-2025-71389 Cal.com before 5.9.9 Remote Code Execution via RSC

Cal.com calcom/cal.diy before 5.9.9 is vulnerable to unauthenticated remote code execution because it bundles a version of Next.js whose React Server Components RSC request handling deserializes attacker-controlled input. A remote attacker can send a crafted RSC request to the server and cause...

CVE-2025-71389 Cal.com before 5.9.9 Remote Code Execution via RSC

Cal.com calcom/cal.diy before 5.9.9 is vulnerable to unauthenticated remote code execution because it bundles a version of Next.js whose React Server Components RSC request handling deserializes attacker-controlled input. A remote attacker can send a crafted RSC request to the server and cause...

CVE-2025-71389 Cal.com before 5.9.9 Remote Code Execution via RSC

Cal.com calcom/cal.diy before 5.9.9 is vulnerable to unauthenticated remote code execution because it bundles a version of Next.js whose React Server Components RSC request handling deserializes attacker-controlled input. A remote attacker can send a crafted RSC request to the server and cause...

0beny1s (1.1.6), 0desgin (0.0.1) +15911 more potentially affected by CVE-2026-53669 via react-router (>=6.0.0, <=7.17.0)

react-router NPM version =6.0.0, =7.17.0 is affected by a known vulnerability. The following packages have a transitive dependency on react-router and may be impacted: - 0beny1s 1.1.6 - 0desgin 0.0.1 - 0scarclassa 1.0.1 - 0scarclassb 1.0.1 - 0scarclassc 1.0.1 - 0scarclassd 1.0.1 - 0scarclasse 1.0...

GHSA-WRJC-X8RR-H8H6 React Router: Open redirect via backslash in <Link> and useNavigate (CVE-2025-68470 bypass)

This is a follow up to CVE-2025-68470. React Router was alerted to certain scenarios in which the fix there was incomplete so there still existed some scenarios where attacker supplied paths passed to navigation mechanisms could result in unexpected external navigations...

React Router: Open redirect via backslash in <Link> and useNavigate (CVE-2025-68470 bypass)

This is a follow up to CVE-2025-68470. React Router was alerted to certain scenarios in which the fix there was incomplete so there still existed some scenarios where attacker supplied paths passed to navigation mechanisms could result in unexpected external navigations...

NPM: React Router: Open redirect via backslash in <Link> and useNavigate (CVE-2025-68470 bypass)

NPM: React Router: Open redirect via backslash in and useNavigate CVE-2025-68470 bypass vulnerability discovered by ? in WordPress Npm react-router versions = 6.0.0, 7.18.0...

Open Redirect

Overview Affected versions of this package are vulnerable to Open Redirect via the navigation mechanisms when attacker-supplied paths containing a backslash are processed. An attacker can redirect users to unintended external sites by crafting malicious links or inputs. Remediation Upgrade...