Security readout for executives and security teams
Plain-English summary
CVE-2022-26709 is an Apple memory safety flaw where malicious web content could cause arbitrary code execution on unpatched Apple systems. The business concern is exposure through normal web activity on devices missing the listed Apple fixes.
Executive priority
Treat as high priority for Apple fleets because arbitrary code execution through web content can affect endpoint security. Urgency is reduced slightly by the lack of cited active exploitation evidence in the bundle, but patching should not wait.
Technical view
The issue is a CWE-416 use-after-free addressed with improved memory management. Apple states that processing maliciously crafted web content may lead to arbitrary code execution. CVSS 3.1 is 8.8: network reachable, low complexity, no privileges, user interaction required, with high confidentiality, integrity, and availability impact.
Likely exposure
Exposure is most likely on Apple devices or Safari installations older than the fixed releases: tvOS 15.5, iOS/iPadOS 15.5, watchOS 8.6, macOS Monterey 12.4, and Safari 15.5. The source bundle does not provide complete affected version ranges.
Exploitation context
The source bundle does not show CISA KEV listing or other cited evidence of active exploitation. Exploitation would require a user to process maliciously crafted web content, based on Apple’s description.
Researcher notes
Focus validation on version state, not exploit reproduction. The record identifies CWE-416 and a web-content attack path requiring user interaction. Affected-version precision is incomplete in the provided data, so rely on Apple’s fixed-release advisories for scope.
Mitigation direction
- Update affected Apple systems to the listed fixed versions or later.
- Update Safari to version 15.5 or later where applicable.
- Prioritize managed endpoints used for web browsing or external email access.
- Check Apple security advisories for any product-specific guidance.
- Track remediation through MDM or endpoint management reporting.
Validation and detection
- Inventory Apple OS and Safari versions across managed assets.
- Confirm devices meet or exceed the fixed release versions.
- Check vulnerability scanner findings against CVE-2022-26709.
- Review MDM compliance reports for delayed or failed updates.
- Document any unsupported Apple assets requiring risk acceptance or isolation.
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-416: 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-2022-26709 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.
Use After Free
Use After Free represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.