Security readout for executives and security teams
Plain-English summary
This Apple flaw is a memory corruption bug that could let a malicious application run code with system privileges. The business risk is highest where Apple devices are behind the fixed releases or users can run untrusted apps. The source bundle does not show active exploitation.
Executive priority
Treat as a high-priority Apple endpoint patching issue, especially for managed fleets handling sensitive data. It is serious because successful exploitation could reach system privileges, but urgency is moderated by no active exploitation evidence in the provided sources.
Technical view
CVE-2022-26762 is listed as CWE-787 memory corruption with CVSS 3.1 score 7.8. Apple says improved memory handling fixed it in macOS Monterey 12.4, iOS 15.5, and iPadOS 15.5. The vector is local, low complexity, no privileges, user interaction required, with high confidentiality, integrity, and availability impact.
Likely exposure
Exposure likely exists on Apple macOS, iOS, or iPadOS assets below macOS Monterey 12.4, iOS 15.5, or iPadOS 15.5. The provided affected metadata is incomplete and duplicated for macOS, so confirm exact product coverage against Apple advisories.
Exploitation context
The bundle reports no CISA KEV listing and provides no cited evidence of exploitation in the wild. The CVSS vector indicates local attack conditions with user interaction. Apple’s impact statement centers on a malicious application gaining system-level code execution.
Researcher notes
Public details are sparse. Apple describes memory corruption remediated by improved memory handling, without component-level detail in the provided bundle. Avoid assuming exploitability beyond the stated malicious-application scenario and CVSS vector. Product/version metadata should be validated directly against Apple advisories.
Mitigation direction
- Update macOS Monterey systems to 12.4 or later.
- Update iPhones and iPads to iOS or iPadOS 15.5 or later.
- Use MDM to enforce minimum Apple OS versions.
- Limit installation and execution of untrusted applications.
- Check Apple guidance for superseding supported releases.
Validation and detection
- Inventory Apple endpoints and compare versions against fixed releases.
- Confirm MDM compliance policies block pre-fixed OS versions.
- Review software update records for macOS 12.4 and iOS/iPadOS 15.5 coverage.
- Check endpoint telemetry for unexpected app execution with elevated behavior.
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-787: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. 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 lookupExecution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2022-26762 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:N/UI:R/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:N/UI:R/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:N/UI:R/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://support.apple.com/en-us/HT213258CVE reference
- https://support.apple.com/en-us/HT213257CVE 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.
Out-of-bounds Write
Out-of-bounds Write represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.