Quick answers
- Is CVE-2026-86948 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-86948 being exploited in the wild.
- How severe is CVE-2026-86948?
- Informational severity, published 20 October 2026.
- Which products and versions are affected?
- Apple Xcode before 27.
- Is there a fix for CVE-2026-86948?
- Yes: fixed in Xcode 27. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
- How is CVE-2026-86948 attacked?
- It is attacked with local access, in a software library.
- Am I affected by CVE-2026-86948?
- Check whether you run Apple Xcode at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
How to fix
- Fixed in: Xcode 27
Technical details
A library validation bypass in Xcode's affected binaries permits sandbox escape via improper handling of loaded libraries. An attacker who can craft a malicious app or binary can trigger this vulnerability to execute code outside the sandbox boundary. The vulnerability is addressed in Xcode 27 through enforced library validation, indicating the fix involves strict validation of loaded libraries before execution.
Affected products
- Apple Xcode before 27
Timeline
- 2026-10-19: disclosed
- 2026-09-14: patched: Xcode 27 released