XSS in Nosto

CVE-2025-40726

Reflected Cross-Site Scripting (XSS) vulnerability in /pages/search-results-page in Nosto, which allows remote attackers to execute arbitrary code via the q GET request parameter.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

EPSS exploit prediction

EPSS: 0.008 (55.4th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 55.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-40726: held from 0.008 to 0.008.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: +0.001

Affected products

  • Nosto — versions All versions

Weakness classification (CWE)

References