What is CVE-2020-35735?

CVE-2020-35735 is a medium-severity vulnerability in Vidyo, classified under Improper Restriction of Rendered UI Layers or Frames (Clickjacking). CVSS score: 4.7/10. Published 2020-12-29.

How severe is CVE-2020-35735?

Medium severity. CVSS v3 base score is 4.7 out of 10.

Vulnerability in Vidyo

CVE-2020-35735

Vidyo 02-09-/D allows clickjacking via the portal/ URI.

Published 2020-12-29 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.007 (52.5th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 52.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: +0.000

Affected products

Vidyo

Weakness classification (CWE)

CWE-1021 — Improper Restriction of Rendered UI Layers or Frames (Clickjacking)

References

blog.vidyo.com/category/product-updates/ (Vendor Advisory)
github.com/italoantunes/CVE (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2020-35735?: CVE-2020-35735 is a medium-severity vulnerability in Vidyo, classified under Improper Restriction of Rendered UI Layers or Frames (Clickjacking). CVSS score: 4.7/10. Published 2020-12-29.
How severe is CVE-2020-35735?: Medium severity. CVSS v3 base score is 4.7 out of 10.