CVE-2026-13919: exploitation status and patch state

CVE-2026-13919 · CVSS 6.5 MEDIUM · EPSS <1% · patch available

Insufficient policy enforcement in Extensions in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: Medium)

Is CVE-2026-13919 exploited?

• Not in the CISA KEV catalog.
• EPSS puts exploitation in the next 30 days at <1%.
• Public exploit code: none found in monitored sources.

Which products and versions are affected?

No affected package list recorded here yet.

Is there a patch?

• Release Notes

What PlainSec published about CVE-2026-13919

• Chrome Fleet Exposure Ends Only After Every Build Updates (2026-07-01)

Primary sources

• NVD record

What this record does not say

• No affected package data.

KEV and EPSS are re-checked daily. Record last updated 2026-08-14.