Is CVE-2026-9566 actively exploited?

No active exploitation of CVE-2026-9566 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-9566 be exploited remotely?

Yes. CVE-2026-9566 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2026-9566?

CVE-2026-9566 has a CVSS score of 4.3 (MEDIUM).

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MEDIUM

CVE-2026-9566

CWE-79Published: May 26, 2026· Updated: May 26, 2026

4.3

CVSS v3.1

Official Description

A vulnerability was identified in teableio teable up to 1.9.x. This impacts an unknown function of the file apps/nextjs-app/src/features/auth/pages/LoginPage.tsx of the component Sign-up. The manipulation of the argument redirect leads to cross site scripting. The attack is possible to be carried out remotely. The exploit is publicly available and might be used. Upgrading to version release.2026-04-21T08-57-20Z.1513 will fix this issue. The affected component should be upgraded. The vendor confirms: "The default branch of teableio/teable is develop, and the reported login redirect issue has already been fixed there. The login redirect flow now validates the redirect parameter with isValidRedirectPath() before navigation, which blocks javascript:, data:, and cross-origin redirects."

NVD Source

Technical Analysis

CVE-2026-9566 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

From a weakness classification perspective (CWE-79): Cross-site scripting (XSS) vulnerabilities allow attackers to inject malicious scripts into web pages viewed by other users.