CVE-2026-86958

HIGH 7.8CVE-2026-86958 · Published 26/10/2026 · updated 10/11/2026

In short

CVE-2026-86958 is a HIGH (CVSS 7.8) vulnerability.
Chance of exploitation in the next 30 days (EPSS): 0.23%, higher than 14.4% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
—	No affected product versions are listed for this vulnerability yet.

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.

References

support.apple.com/en-us/149035 · Release Notes
support.apple.com/en-us/149522 · Release Notes
support.apple.com/en-us/149523 · Release Notes

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