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CVE-2026-43698

HIGH 7.8 ALL-YEARS

Published 2026-07-27 · Last modified 2026-09-14 · apple · NVD: Modified

An injection issue was addressed with improved validation. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.7. An app may be able to gain root privileges.

ELEVATED IMPACT

Severe if exploited (CVSS 7.8), but no confirmed exploitation. Patch on a normal cadence.

Exploitation likelihood

0.2%chance of exploitation in 30 days · 12th percentile

○ In CISA KEV○ Catalogued PoC◆ SSVC: exploitation none, automatable no

Impact if exploited

7.8CVSS 3.1 · HIGH · ADP

  • ConfidentialityHigh
  • IntegrityHigh
  • AvailabilityHigh

What an attacker needs

  • ⚠Access: Requires local access to the host
  • ⚠Privileges: Requires a low-privilege account
  • ✓User interaction: No user interaction needed
  • ✓Complexity: No special conditions — reliably repeatable

✓ lowers the bar for an attacker · ⚠ raises it

Proof of concept

No public PoC is currently catalogued.

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Affected

Vendors Apple

Products Macos

Weakness (CWE)

  • CWE-88: Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References and research data (JSON)

Known Affected Software Configurations

VendorProductVersion range
AppleMacos≥ 14.0 and < 14.8.8
AppleMacos≥ 15.0 and < 15.7.8
AppleMacos≥ 26.0 and < 26.6

All CVSS metrics

  • HIGH 7.8 v3.1 · ADP Primary
    CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • HIGH 7.8 v3.1 · NVD Secondary
    CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

Advisories

Technical & other

Sources: NVD · CVE.org · All sources and attribution · EPSS