Security readout for executives and security teams
Plain-English summary
CVE-2026-20614 is an Apple macOS vulnerability where a local app may gain root privileges. Apple says the issue was a path handling problem fixed with improved validation. Business urgency is high for managed Macs because successful exploitation could give an attacker full control of a compromised endpoint.
Executive priority
Treat as a high-priority endpoint patching item. It is not remote by itself, but it can turn a foothold into full Mac control. Patch high-value and broadly exposed Mac fleets first.
Technical view
Apple describes this as CWE-22 path handling affecting macOS, with CVSS 7.8: local attack vector, low complexity, low privileges required, no user interaction, and high confidentiality, integrity, and availability impact. Fixes are listed for macOS Sequoia 15.7.4, macOS Sonoma 14.8.4, and macOS Tahoe 26.3.
Likely exposure
Exposure is likely limited to macOS systems running affected versions before the listed fixed releases. The source bundle does not provide exact vulnerable version ranges beyond Apple’s fixed versions.
Exploitation context
Provided sources do not show active exploitation, and the CVE is not marked KEV. Exploitation would require a local app or already present low-privileged execution on the Mac, after which root privilege escalation may be possible.
Researcher notes
The public Apple text is sparse: no component name, exploit mechanics, indicators, or exact affected ranges are provided. Do not infer active exploitation from severity alone. Validation should focus on OS version state and Apple advisory updates.
Mitigation direction
- Update macOS Sequoia systems to 15.7.4 or later.
- Update macOS Sonoma systems to 14.8.4 or later.
- Update macOS Tahoe systems to 26.3 or later.
- Check Apple security guidance for any newly published details.
- Prioritize managed, shared, developer, and high-value executive Macs.
Validation and detection
- Inventory macOS versions across all managed endpoints.
- Confirm devices are on the Apple fixed versions or later.
- Use MDM reporting to identify lagging Macs.
- Review Apple advisory pages for changed affected-version details.
- Track remediation exceptions with owner and target date.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-22: File access and web shell behavior lookup
File traversal and upload weaknesses can lead teams to review file, web shell, execution, and collection telemetry. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2026-20614 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- High
- CVSS
- 7.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H1.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.8HighVector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://support.apple.com/en-us/126348CVE reference
- https://support.apple.com/en-us/126349CVE reference
- https://support.apple.com/en-us/126350CVE reference
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.