CVE-2026-86871 — Vulnerability intelligence
apple — macos
Published:
- CVSS
- 5.9
- CISA KEV
- Not listed; not proof of no exploitation
Original source text (not a translation)
An integer underflow was addressed with improved input validation. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. An attacker with control of a network file server may be able to cause unexpected system termination.