CVE-2026-17903
Last modified
CVE-2026-17903 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. Insufficient policy enforcement in Chromecast in Google Chrome prior to 151.0.7922.72 allowed an attacker on the local network segment to inject scripts or HTML into a privileged page via malicious network traffic. (Chromium security severity: Low). EPSS estimates a 0.10% chance of exploitation in the next 30 days.
Description
Insufficient policy enforcement in Chromecast in Google Chrome prior to 151.0.7922.72 allowed an attacker on the local network segment to inject scripts or HTML into a privileged page via malicious network traffic. (Chromium security severity: Low)
Metrics
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Chrome | < 151.0.7922.72 |
References
- https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_0887107924.htmlRelease Notes, Vendor Advisory
- https://issues.chromium.org/issues/497277880Permissions Required
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-17903?
How severe is CVE-2026-17903?
How do I fix CVE-2026-17903?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2026
- CVE-2026-17897Inappropriate implementation in ORB in Google Chrome prior t…4.3
- CVE-2026-17898Use after free in DevTools in Google Chrome prior to 151.0.7…7.5
- CVE-2026-17899Insufficient policy enforcement in DevTools in Google Chrome…8.8
- CVE-2026-17900Inappropriate implementation in Enterprise in Google Chrome …4.3
- CVE-2026-17901Insufficient validation of untrusted input in Sharing in Goo…4.3
- CVE-2026-17902Inappropriate implementation in Editing in Google Chrome on …3.5
- CVE-2026-17904Insufficient policy enforcement in NFC in Google Chrome on A…4.3
- CVE-2026-17905Inappropriate implementation in SurfaceCapture in Google Chr…4.3
- CVE-2026-17906Insufficient validation of untrusted input in Bluetooth in G…5.8
- CVE-2026-17907Side-channel information leakage in Network in Google Chrome…4.3
- CVE-2026-17908Insufficient validation of untrusted input in Printing in Go…5.8
- CVE-2026-17909Insufficient validation of untrusted input in Isolated Web A…5.3
Are you affected by CVE-2026-17903?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST