XSS in Be Rest Endpoints

CVE-2026-81742

The BE REST Endpoints WordPress plugin through 1.0.0 does not perform any authorization check before allowing widgets to be read, created, updated and deleted, and does not sanitize the values it stores in them, allowing unauthenticated users to inject arbitrary web scripts which will execute in the browser of any user visiting the site.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.005 (42.9th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 42.9% 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-2026-81742: held from 0.005 to 0.005.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

  • Be Rest Endpoints

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-81742?
CVE-2026-81742 is a high-severity vulnerability in Be Rest Endpoints, classified under Cross-site Scripting. CVSS score: 8.8/10. Published 2026-09-12.
How severe is CVE-2026-81742?
High severity. CVSS v3 base score is 8.8 out of 10.