CVE-2026-8555
HIGHCVSS 8.8/10EPSS 0.28%
Last modified
CVE-2026-8555 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Use after free in GTK in Google Chrome on Windows prior to 148.0.7778.168 allowed a remote attacker to execute arbitrary code via a crafted HTML page. (Chromium security severity: High). EPSS estimates a 0.28% chance of exploitation in the next 30 days.
Description
Use after free in GTK in Google Chrome on Windows prior to 148.0.7778.168 allowed a remote attacker to execute arbitrary code via a crafted HTML page. (Chromium security severity: High)
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Chrome | < 148.0.7778.168 |
References
- https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_12.htmlProduct, Vendor Advisory
- https://issues.chromium.org/issues/500033878Permissions Required
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-8555?
Use after free in GTK in Google Chrome on Windows prior to 148.0.7778.168 allowed a remote attacker to execute arbitrary code via a crafted HTML page. (Chromium security severity: High)
How severe is CVE-2026-8555?
CVE-2026-8555 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.28% probability of exploitation in the next 30 days.
How do I fix CVE-2026-8555?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
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.
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Are you affected by CVE-2026-8555?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST