CVE-2026-86898
MEDIUMCVSS 5.4/10EPSS 0.15%
Last modified
CVE-2026-86898 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. A logic issue was addressed with improved state management. This issue is fixed in Safari 27, iOS 27 and iPadOS 27, macOS Golden Gate 27, visionOS 27. EPSS estimates a 0.15% chance of exploitation in the next 30 days.
Description
A logic issue was addressed with improved state management. This issue is fixed in Safari 27, iOS 27 and iPadOS 27, macOS Golden Gate 27, visionOS 27. Opening a maliciously crafted webarchive file may lead to universal cross-site scripting.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Apple | Safari | < 27.0 |
| Apple | Ipados | < 27.0 |
| Apple | Iphone Os | < 27.0 |
| Apple | Macos | < 27.0 |
| Apple | Visionos | < 27.0 |
References
- https://support.apple.com/en-us/149034Release Notes, Vendor Advisory
- https://support.apple.com/en-us/149035Release Notes, Vendor Advisory
- https://support.apple.com/en-us/149038Release Notes, Vendor Advisory
- https://support.apple.com/en-us/149039Release Notes, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-86898?
A logic issue was addressed with improved state management. This issue is fixed in Safari 27, iOS 27 and iPadOS 27, macOS Golden Gate 27, visionOS 27. Opening a maliciously crafted webarchive file may lead to universal cross-site scripting.
How severe is CVE-2026-86898?
CVE-2026-86898 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.15% probability of exploitation in the next 30 days.
How do I fix CVE-2026-86898?
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-2026-86898?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST