Security readout for executives and security teams
Plain-English summary
CVE-2026-20625 is an Apple path-handling flaw that could let an app access sensitive user data. Apple fixed it with improved path validation in listed macOS and visionOS releases. Business urgency is moderate: it affects confidentiality, but the CVSS vector indicates local access and user interaction are required.
Executive priority
Treat this as a routine but important Apple security update. Prioritize managed devices handling sensitive data and environments where users can install or run untrusted apps. There is no sourced evidence of active exploitation, but confidentiality impact is high if abused.
Technical view
The issue is described as improper handling of directory paths, mapped to CWE-22. Apple states an app may access sensitive user data. CVSS 3.1 is 5.5 with local attack vector, low complexity, no privileges required, user interaction required, unchanged scope, and high confidentiality impact only.
Likely exposure
Exposure is likely on Apple endpoints or visionOS devices running versions earlier than macOS Sequoia 15.7.4, macOS Sonoma 14.8.4, macOS Tahoe 26.3, or visionOS 26.3. The source bundle does not identify specific vulnerable subcomponents beyond Apple’s platform advisories.
Exploitation context
No active exploitation is stated in the provided sources, and the CVE is not marked in KEV. The CVSS vector suggests exploitation requires a local context and user interaction, consistent with a malicious or untrusted app scenario rather than unauthenticated remote compromise.
Researcher notes
Available public detail is limited. The vulnerability is a directory path parsing issue addressed by improved path validation. Avoid assuming a specific reachable service or sandbox boundary without Apple’s additional detail. Validation should focus on version exposure and advisory coverage, not exploit reproduction.
Mitigation direction
- Update macOS Sequoia systems to 15.7.4 or later where applicable.
- Update macOS Sonoma systems to 14.8.4 or later where applicable.
- Update macOS Tahoe systems to 26.3 or later where applicable.
- Update visionOS devices to 26.3 or later where applicable.
- Review Apple advisories for any deployment-specific guidance.
Validation and detection
- Inventory macOS and visionOS versions across managed assets.
- Confirm fixed versions are installed on in-scope devices.
- Check MDM or endpoint management reports for update compliance.
- Prioritize devices used with sensitive data or untrusted applications.
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-2026-20625 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
- Medium
- CVSS
- 5.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
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:N/UI:R/S:U/C:H/I:N/A:N1.83.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
5.5MediumVector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
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
- https://support.apple.com/en-us/126353CVE 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.