CVE-2026-106263
Last modified
CVE-2026-106263 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Improper input validation in SignIn in Google Chrome prior to 155.0.8059.39 allowed a remote attacker leveraging social engineering to bypass system access restrictions via a crafted Chrome extension. (Chromium security severity: Medium). EPSS estimates a 0.17% chance of exploitation in the next 30 days.
Description
Improper input validation in SignIn in Google Chrome prior to 155.0.8059.39 allowed a remote attacker leveraging social engineering to bypass system access restrictions via a crafted Chrome extension. (Chromium security severity: Medium)
Metrics
Weakness Enumeration
Affected Software
Source: CNA advisory (CVE.org). NVD analysis pending.
| Vendor | Product | Versions |
|---|---|---|
| Chrome | >= 155.0.8059.39, < 155.0.8059.39 |
References
Timeline
- Published
- Last Modified
- Status
- Undergoing Analysis
Frequently Asked Questions
What is CVE-2026-106263?
How severe is CVE-2026-106263?
How do I fix CVE-2026-106263?
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-2026-106257Use after free in HTML in Google Chrome prior to 155.0.8059.…8.8
- CVE-2026-106258Uninitialized resource in ANGLE in Google Chrome on on Windo…4.7
- CVE-2026-106259Incorrect authorization in PermissionElement in Google Chrom…5.4
- CVE-2026-106260Incorrect authorization in DevTools in Google Chrome prior t…4.3
- CVE-2026-106261Uninitialized resource in Video in Google Chrome prior to 15…
- CVE-2026-106262Incomplete cleanup in GetUserMedia in Google Chrome prior to…4.2
- CVE-2026-106264Missing authorization in Web Authentication (Passkeys & Secu…5.4
- CVE-2026-106265UI misrepresentation in File in Google Chrome prior to 155.0…5.4
- CVE-2026-106266Confused deputy in Contextual Tasks in Google Chrome prior t…
- CVE-2026-106267Missing authorization in Network in Google Chrome prior to 1…
- CVE-2026-106268Use after free in WebRTC in Google Chrome prior to 155.0.805…8.8
- CVE-2026-106269Use after free in CSS in Google Chrome prior to 155.0.8059.3…8.8
Are you affected by CVE-2026-106263?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST