What is CVE-2026-40464?

CVE-2026-40464 is a medium-severity vulnerability, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-08-31.

How severe is CVE-2026-40464?

Medium severity. CVSS v3 base score is 5.4 out of 10.

CVE-2026-40464

CVE-2026-40464

NSP is vulnerable to a stored XSS due to insufficient validation or encoding of user-controlled input in a workflow application. An authenticated attacker with access to the workflow application could embed harmful code that runs when another user views the content.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.001 (3.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

b48c3b8f-639e-4c16-8725-497bc411dad0

Frequently asked questions

What is CVE-2026-40464?: CVE-2026-40464 is a medium-severity vulnerability, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-08-31.
How severe is CVE-2026-40464?: Medium severity. CVSS v3 base score is 5.4 out of 10.