CVE-2026-20942
Improper restriction of rendered ui layers or frames in Microsoft Edge (Chromium-based) allows an…
- Risk score
- 41/100
- CVSS
- 4.3 v3.1
- Exploit chance (30 days)
- 0.6%
- Published
- 27 Oct 2026
Open in the live forecast Today's forecast
What to know
- What it is
- Improper restriction of rendered ui layers or frames in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.
- Affected
- Microsoft
- Fix
- Apply the vendor's security update; see the linked advisory.
- Exploitation
- No known exploitation
Why it is Yellow
- CVSS 4.3 medium
- Named in a government or vendor bulletin
Government and vendor bulletins
References
Original description
Improper restriction of rendered ui layers or frames in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.
Last activity 29 Oct 2026. Patch Forecast updates every hour.