CVE-2026-28890 Memory corruption in Xcode
An out-of-bounds read in Xcode allows an app to cause unexpected system termination, requiring an upgrade to the latest version.
- 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-2026-28890?
CVE-2026-28890 is a medium-severity memory corruption vulnerability in Apple Xcode, published on 25 Mar 2026. 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
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in Xcode 26.4. An app may be able to cause unexpected system termination.
Weakness: CWE-125
Which versions are affected by CVE-2026-28890?
It affects 1 product.
Products include Apple Xcode.
How do I fix CVE-2026-28890?
No fix has been published for CVE-2026-28890 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2026-28890 being exploited?
There is no known exploitation of CVE-2026-28890 in the wild and no public exploit code.
Other vulnerabilities in Apple Xcode
Sources
Also known as GHSA-r6cr-r92c-wf2r.