CVE-2025-43204 Security feature bypass in macOS
An app can break out of its sandbox, allowing potential privilege escalation or code execution outside intended boundaries.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2025-43204?
CVE-2025-43204 is a high-severity vulnerability in Apple Macos, published on 15 Sep 2025. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
This issue was addressed by removing the vulnerable code. This issue is fixed in macOS Tahoe 26. An app may be able to break out of its sandbox.
Weakness: CWE-284
Which versions are affected by CVE-2025-43204?
It affects 1 product.
Products include Apple Macos.
How do I fix CVE-2025-43204?
No fix has been published for CVE-2025-43204 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-43204 being exploited?
There is no known exploitation of CVE-2025-43204 in the wild and no public exploit code.
Other vulnerabilities in Apple Macos
Sources
Also known as GHSA-pcf8-mwfv-qffp.