CVE-2026-53668

CVE-2026-53668 affects React Router in versions 6.30.2–6.30.4 and 7.9.6–7.12.0, where open redirects can be abused to trigger XSS via malicious links or redirects to external sites. The issue is addressed in version 7.13.0. Affected users should upgrade to 7.13.0+ (or apply vendor-provided fixes)...

@accounter/client (>=0.0.8-alpha-20251116084105-a1cea854a8885090847180b84764d326dbe1ab77, <=0.0.10-alpha-20260124220016-4e2b62f7c68c0c6fd69aea71f714b37188ddd976), @boxyhq/react-ui (3.5.2) +63 more potentially affected by CVE-2026-53668 via react-router (>=7.9.6, <=7.13.0-pre.0)

react-router NPM version =7.9.6, =0.0.8-alpha-20251116084105-a1cea854a8885090847180b84764d326dbe1ab77, =1.0.1-MON-198407-add-selinux-sudo-check.0, =3.4.9, =0.1.9, =1.21.9, =1.21.9, =0.3.1, =1.5.0, =0.4.0, =0.0.5, =0.0.7 and more Source cves: CVE-2026-53668 Source advisory: MEND:CVE-2026-53668...

CVE-2026-53667 React Router: Cross-site Scripting is Possible due to Missing RSCErrorHandler Protocol Validation (Incomplete fix for CVE-2026-53667)

React Router is a router for React. In versions 7.11.0 through 7.17.0, the RSCErrorHandler is missing protocol validation, allowing for redirects from untrusted sources. This issue is a follow up to CVE-2026-53667, and only affects consuming applications if they are using the unstable RSC APIs...

EUVD-2026-49629

React Router is a router for React. In versions 7.11.0 through 7.17.0, the RSCErrorHandler is missing protocol validation, allowing for redirects from untrusted sources. This issue is a follow up to CVE-2026-53667, and only affects consuming applications if they are using the unstable RSC APIs...

@aaravpos/appointment-barber-booking (>=1.0.0, <=5.0.0), @aaravpos/appointment-booking-plugin (>=1.0.1, <=8.0.9) +247 more potentially affected by CVE-2026-53667 via react-router (>=7.11.0, <=7.17.0)

react-router NPM version =7.11.0, =1.0.0, =1.0.1, =0.0.9-alpha-20251217170854-13a5505369f22d85f29bcbbbe455c23672e2aca3, =1.3.7, =0.1.0, =0.1.0, =0.1.0, =0.1.0, =0.1.0, =3.2.0-ultramodern.0, =3.2.0-ultramodern.0, =3.2.0-ultramodern.0, =3.2.0-ultramodern.0, =3.2.0-ultramodern.127 and more Source...

CVE-2026-53667 React Router: Cross-site Scripting is Possible due to Missing RSCErrorHandler Protocol Validation (Incomplete fix for CVE-2026-53667)

React Router is a router for React. In versions 7.11.0 through 7.17.0, the RSCErrorHandler is missing protocol validation, allowing for redirects from untrusted sources. This issue is a follow up to CVE-2026-53667, and only affects consuming applications if they are using the unstable RSC APIs...

CVE-2026-53667

CVE-2026-53667 affects React Router (versions 7.11.0–7.17.0) where the RSCErrorHandler failed to validate protocol, enabling possible cross-site scripting via redirects from untrusted sources when using the unstable RSC APIs. The issue stems from missing protocol validation in the RSCErrorHandler...

CVE-2026-53667

React Router is a router for React. In versions 7.11.0 through 7.17.0, the RSCErrorHandler is missing protocol validation, allowing for redirects from untrusted sources. This issue is a follow up to CVE-2026-53667, and only affects consuming applications if they are using the unstable RSC APIs...

CVE-2026-53667

React Router is a router for React. In versions 7.11.0 through 7.17.0, the RSCErrorHandler is missing protocol validation, allowing for redirects from untrusted sources. This issue is a follow up to CVE-2026-53667, and only affects consuming applications if they are using the unstable RSC APIs...

CVE-2026-53667 React Router: Cross-site Scripting is Possible due to Missing RSCErrorHandler Protocol Validation (Incomplete fix for CVE-2026-53667)

React Router is a router for React. In versions 7.11.0 through 7.17.0, the RSCErrorHandler is missing protocol validation, allowing for redirects from untrusted sources. This issue is a follow up to CVE-2026-53667, and only affects consuming applications if they are using the unstable RSC APIs...

CVE-2026-64538

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix null-ptr-deref in fib6nhmtuchange. fib6nhmtuchange re-fetches idev via in6devgetarg-dev and dereferences idev-cnf.mtu6 without a NULL check. addrconfifdown clears dev-ip6ptr with RCUINITPOINTER after rt6disableip has...

CVE-2026-53666

React Router is a router for React. In versions 6.4.0 through 7.17.0, if application code was written in a way that allows attacker-supplied input to overwrite certain aspects of errors caught by the SSR process, then it was possible for an attacker to trigger unexpected constructor execution on...

CVE-2026-53666 React Router: Arbitrary Constructor Injection via deserializeErrors() in React Router SSR Hydration

React Router is a router for React. In versions 6.4.0 through 7.17.0, if application code was written in a way that allows attacker-supplied input to overwrite certain aspects of errors caught by the SSR process, then it was possible for an attacker to trigger unexpected constructor execution on...

0beny1s (1.1.6), 0desgin (0.0.1) +15151 more potentially affected by CVE-2026-53666 via react-router (>=6.4.0, <=7.17.0)

react-router NPM version =6.4.0, =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...

CVE-2026-53666 React Router: Arbitrary Constructor Injection via deserializeErrors() in React Router SSR Hydration

React Router is a router for React. In versions 6.4.0 through 7.17.0, if application code was written in a way that allows attacker-supplied input to overwrite certain aspects of errors caught by the SSR process, then it was possible for an attacker to trigger unexpected constructor execution on...

CVE-2026-53666 React Router: Arbitrary Constructor Injection via deserializeErrors() in React Router SSR Hydration

React Router is a router for React. In versions 6.4.0 through 7.17.0, if application code was written in a way that allows attacker-supplied input to overwrite certain aspects of errors caught by the SSR process, then it was possible for an attacker to trigger unexpected constructor execution on...

CVE-2026-53666

CVE-2026-53666 affects React Router versions 6.4.0 through 7.17.0 where attacker-supplied input could overwrite parts of errors captured during SSR, enabling arbitrary constructor execution on the client and triggering outbound network requests. This requires specific, unlikely application-layer ...

CVE-2026-53666

React Router is a router for React. In versions 6.4.0 through 7.17.0, if application code was written in a way that allows attacker-supplied input to overwrite certain aspects of errors caught by the SSR process, then it was possible for an attacker to trigger unexpected constructor execution on...

EUVD-2026-49628

React Router is a router for React. In versions 6.4.0 through 7.17.0, if application code was written in a way that allows attacker-supplied input to overwrite certain aspects of errors caught by the SSR process, then it was possible for an attacker to trigger unexpected constructor execution on...

EUVD-2026-49589

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix null-ptr-deref in fib6nhmtuchange. fib6nhmtuchange re-fetches idev via in6devgetarg-dev and dereferences idev-cnf.mtu6 without a NULL check. addrconfifdown clears dev-ip6ptr with RCUINITPOINTER after rt6disableip has...