CVE-2026-42190 — MEDIUM (5.3)

Q: How severe is CVE-2026-42190?

CVE-2026-42190 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-42190?

Check the references section above for vendor advisories and patch information. Affected products include: Redwoodjs Redwoodsdk.

Vulnerability Description

RedwoodSDK is a server-first React framework. From version 1.0.0-beta.50 to before version 1.2.3, server actions in rwsdk apply HTTP method enforcement but no origin validation. A request originating from a different origin that the browser treats as same-site can invoke a server action with the victim's session cookie attached. This issue has been patched in version 1.2.3.

CVSS Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

NONE

Integrity

HIGH

Availability

NONE

Affected Products

Vendor	Product	Versions
Redwoodjs	Redwoodsdk	>= 1.0.1, < 1.2.3

Related Weaknesses (CWE)

CWE-352

References

https://github.com/redwoodjs/sdk/releases/tag/v1.2.3ProductRelease Notes
https://github.com/redwoodjs/sdk/security/advisories/GHSA-m2m6-cff5-3w7cVendor Advisory

FAQ

What is CVE-2026-42190?

CVE-2026-42190 is a vulnerability with a CVSS score of 5.3 (MEDIUM). RedwoodSDK is a server-first React framework. From version 1.0.0-beta.50 to before version 1.2.3, server actions in rwsdk apply HTTP method enforcement but no origin validation. A request originating ...

How severe is CVE-2026-42190?

CVE-2026-42190 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-42190?

Check the references section above for vendor advisories and patch information. Affected products include: Redwoodjs Redwoodsdk.