CVE-2026-88090
MEDIUMCVSS 5.4/10EPSS 0.32%
Last modified
CVE-2026-88090 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. Access of resource using incompatible type ('type confusion') in Microsoft Edge (Chromium-based) allows an unauthorized attacker to elevate privileges over a network.. EPSS estimates a 0.32% chance of exploitation in the next 30 days.
Description
Access of resource using incompatible type ('type confusion') in Microsoft Edge (Chromium-based) allows an unauthorized attacker to elevate privileges over a network.
Metrics
Weakness Enumeration
Affected Software
Source: CNA advisory (CVE.org). NVD analysis pending.
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Microsoft Edge (Chromium-based) | >= 1.0.0.0, < 154.0.4258.37 |
References
Timeline
- Published
- Last Modified
- Status
- Undergoing Analysis
Frequently Asked Questions
What is CVE-2026-88090?
Access of resource using incompatible type ('type confusion') in Microsoft Edge (Chromium-based) allows an unauthorized attacker to elevate privileges over a network.
How severe is CVE-2026-88090?
CVE-2026-88090 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.32% probability of exploitation in the next 30 days.
How do I fix CVE-2026-88090?
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.
Related CVEs from 2026
- CVE-2026-88084Allocation of resources without limits or throttling in SQL …5.3
- CVE-2026-88085Heap-based buffer overflow in SQL Server allows an authorize…6.4
- CVE-2026-88086Out-of-bounds read in SQL Server allows an unauthorized atta…5.3
- CVE-2026-88088Integer overflow or wraparound in SQL Server allows an autho…7
- CVE-2026-88089Heap-based buffer overflow in SQL Server allows an authorize…6.7
- CVE-2026-8809The Advanced Custom Fields: Extended plugin for WordPress is…9.8
- CVE-2026-88091Deserialization of untrusted data in Windows Management Inst…7.8
- CVE-2026-88092Inconsistent interpretation of http requests ('http request/…9.4
- CVE-2026-88093Heap-based buffer overflow in Desktop Window Manager allows …7.8
- CVE-2026-88094Improper neutralization of special elements in output used b…8.1
- CVE-2026-88096Concurrent execution using shared resource with improper syn…7
- CVE-2026-88097Use after free in Microsoft Edge (Chromium-based) allows an …7.8
Are you affected by CVE-2026-88090?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST