VulnerabilityAnalyzed
CVE-2026-17870
Insufficient validation of untrusted input in Cast in Google Chrome prior to 151.0.7922.72 allowed an attacker on the local network segment to leak cross-origin data via malicious network traffic.
MEDIUM 4.3EPSS 0.12%
Does this matter?
Lower severity and a low EPSS score (0.12%). Track it; it rarely justifies an emergency change on its own.
Description
Insufficient validation of untrusted input in Cast in Google Chrome prior to 151.0.7922.72 allowed an attacker on the local network segment to leak cross-origin data via malicious network traffic. (Chromium security severity: Medium)
- CVSS 3.1
- 4.3 MEDIUMCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- EPSS
- 0.12% probability · 2th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- google/chrome
- Source
- chrome-cve-admin@google.com
References
- https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_0887107924.htmlRelease Notes, Vendor Advisory
- https://issues.chromium.org/issues/521784856Permissions Required
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.