CVE-2026-86958
The issue was addressed with improved memory handling
- Risk score
- 52/100
- CVSS
- 7.8 v3.1
- Exploit chance (30 days)
- 0.3%
- Published
- 26 Oct 2026
Open in the live forecast Today's forecast
What to know
- What it is
- The issue was addressed with improved memory handling. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. An attacker with memory write capability may be able to bypass pointer authentication codes and run arbitrary code.
- Affected
- See advisory
- Fix
- Apply the vendor's security update; see the linked advisory.
- Exploitation
- No known exploitation
Why it is Yellow
- CVSS 7.8 high
References
Original description
The issue was addressed with improved memory handling. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. An attacker with memory write capability may be able to bypass pointer authentication codes and run arbitrary code.
Last activity 26 Oct 2026. Patch Forecast updates every hour.