Security readout for executives and security teams
Plain-English summary
Apple fixed a high-severity memory corruption flaw where malicious web content could cause arbitrary code execution. In business terms, an outdated Apple device or Safari installation could be compromised after a user opens hostile web content. The provided sources do not show confirmed active exploitation.
Executive priority
Treat this as a prompt patching item for Apple endpoints because successful exploitation could allow code execution. It is not KEV-listed in the provided sources, so prioritize urgently but below confirmed exploited vulnerabilities.
Technical view
CVE-2022-26716 is a CWE-787 memory corruption issue addressed by Apple with improved state management. The CVSS 3.1 score is 8.8, with network attack vector, low complexity, no privileges required, and required user interaction. Apple states maliciously crafted web content may lead to arbitrary code execution.
Likely exposure
Exposure is most likely on Apple systems not updated to the fixed releases: tvOS 15.5, iOS/iPadOS 15.5, watchOS 8.6, macOS Monterey 12.4, and Safari 15.5. The source bundle lists affected Apple products but does not provide exact vulnerable version ranges.
Exploitation context
The cited Apple description requires processing maliciously crafted web content, so user interaction is part of the attack path. The source bundle marks KEV as false and provides no cited evidence of active exploitation or public weaponization.
Researcher notes
The bundle gives Apple’s high-level root cause and impact but not component-level internals, vulnerable version ranges, exploit indicators, or detection logic. Avoid claiming active exploitation without additional evidence.
Mitigation direction
- Update affected Apple platforms to the listed fixed versions or later.
- Prioritize Safari and devices used for web browsing or untrusted content.
- Check the linked Apple advisories for platform-specific update guidance.
- Use normal web filtering controls to reduce exposure until updates are complete.
Validation and detection
- Inventory Apple devices and Safari versions across managed assets.
- Confirm updates meet or exceed the fixed Apple release versions.
- Check vulnerability scanner findings against CVE-2022-26716 and Apple advisory IDs.
- Verify unmanaged or BYOD Apple devices are included in remediation tracking.
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-2022-26716 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
- 8.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/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:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H2.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
8.8HighVector: CVSS:3.1/AV:N/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/HT213253CVE reference
- https://support.apple.com/en-us/HT213254CVE reference
- https://support.apple.com/en-us/HT213257CVE reference
- https://support.apple.com/en-us/HT213260CVE 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.