Security readout for executives and security teams
Plain-English summary
CVE-2022-26719 is an Apple memory corruption flaw triggered by malicious web content. If successfully exploited, it could let an attacker run code on the affected device after user interaction. Apple fixed it across listed 2022 platform releases, including Safari 15.5 and related OS updates.
Executive priority
Treat this as a high-priority patching item for Apple fleets because it can enable code execution through malicious web content. Urgency is strongest for user-facing devices that browse the web, handle email links, or process untrusted content.
Technical view
The issue is described as memory corruption addressed with improved state management. CVSS 3.1 is 8.8: network-reachable, low complexity, no privileges required, user interaction required, with high confidentiality, integrity, and availability impact. The source maps it to CWE-787.
Likely exposure
Exposure is most likely on Apple systems running versions older than tvOS 15.5, iOS/iPadOS 15.5, watchOS 8.6, macOS Monterey 12.4, or Safari 15.5. The supplied affected-product metadata is incomplete and duplicated, so exact vulnerable version ranges should be confirmed with Apple guidance.
Exploitation context
The bundle does not identify active exploitation, and KEV is false. The plausible attack context is a user processing maliciously crafted web content, which could lead to arbitrary code execution. No public exploit status is established by the provided sources.
Researcher notes
Do not assume active exploitation from this bundle. The key validation gap is precise vulnerable version boundaries, because the structured affected list is nonspecific. Anchor remediation to Apple’s fixed releases and avoid inferring unsupported products or mitigations.
Mitigation direction
- Update affected Apple devices and Safari to the fixed versions or later.
- Confirm macOS Monterey systems are at 12.4 or later where applicable.
- Confirm iOS and iPadOS devices are at 15.5 or later where applicable.
- Confirm watchOS and tvOS devices are at 8.6 and 15.5 or later respectively.
- Check Apple advisories for product-specific update paths and superseding fixes.
Validation and detection
- Inventory Apple OS and Safari versions across managed devices.
- Map asset versions against the fixed releases named by Apple.
- Check vulnerability scanner results specifically for CVE-2022-26719.
- Verify high-risk user devices have received the relevant Apple security update.
- Monitor Apple advisories and KEV for any change in exploitation status.
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-2022-26719 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.