CVE-2026-43811
MEDIUMCVSS 4.7/10EPSS 0.15%
Last modified
CVE-2026-43811 is a medium-severity vulnerability rated 4.7/10 on the CVSS scale. A race condition was addressed with improved checks. This issue is fixed in iOS 26.6 and iPadOS 26.6. EPSS estimates a 0.15% chance of exploitation in the next 30 days.
Description
A race condition was addressed with improved checks. This issue is fixed in iOS 26.6 and iPadOS 26.6. An app may be able to modify protected parts of the file system.
Metrics
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Apple | Ipados | < 26.6 |
| Apple | Iphone Os | < 26.6 |
References
- https://support.apple.com/en-us/128066Release Notes, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-43811?
A race condition was addressed with improved checks. This issue is fixed in iOS 26.6 and iPadOS 26.6. An app may be able to modify protected parts of the file system.
How severe is CVE-2026-43811?
CVE-2026-43811 has a CVSS score of 4.7/10 (MEDIUM severity). The EPSS model estimates a 0.15% probability of exploitation in the next 30 days.
How do I fix CVE-2026-43811?
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-2026-43804This issue was addressed through improved state management. …6.5
- CVE-2026-43805A race condition was addressed with improved state handling.…9.8
- CVE-2026-43806A denial of service issue was addressed by removing the vuln…5.5
- CVE-2026-43807A buffer overflow was addressed with improved bounds checkin…9.8
- CVE-2026-43809An out-of-bounds read was addressed with improved bounds che…9.8
- CVE-2026-43810The issue was addressed with improved memory handling. This …9.8
- CVE-2026-43812A use after free issue was addressed with improved memory ma…9.8
- CVE-2026-43813A validation issue was addressed with improved input sanitiz…7.1
- CVE-2026-43814A use after free issue was addressed with improved memory ma…9.8
- CVE-2026-43816An out-of-bounds write issue was addressed with improved bou…5.5
- CVE-2026-43817An out-of-bounds read was addressed with improved bounds che…5.5
- CVE-2026-43818An integer overflow was addressed with improved input valida…8.8
Are you affected by CVE-2026-43811?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST