Security readout for executives and security teams
Plain-English summary
CVE-2022-22637 is an Apple logic flaw where a malicious website could trigger unexpected cross-origin behavior. Business risk is highest for users browsing the web on affected Apple software. Apple fixed it in Safari 15.4 and platform releases including macOS Monterey 12.3, iOS/iPadOS 15.4, tvOS 15.4, and watchOS 8.5.
Executive priority
Prioritize remediation for managed Apple endpoints that browse the web, especially executive, finance, legal, and administrator users. This is high severity, remotely reachable through web content, and already fixed by Apple. The main decision is whether any legacy or unmanaged Apple devices remain below the fixed releases.
Technical view
Apple describes this as a logic issue corrected through improved state management. The CVSS 8.8 vector is network reachable, low complexity, no privileges, user interaction required, with high confidentiality, integrity, and availability impact. The associated weakness is CWE-346, origin validation error. Public detail does not identify deeper internals or affected version ranges beyond the fixed releases.
Likely exposure
Exposure is likely where Apple Safari or the listed Apple operating systems remained below the fixed versions after March 2022. The source bundle lists Safari, tvOS, and watchOS as affected products, while Apple’s description also names macOS Monterey, iOS, and iPadOS fixed releases.
Exploitation context
The public source bundle says exploitation requires a malicious website and may cause unexpected cross-origin behavior. KEV is false, and the provided sources do not state active exploitation or public weaponization. Treat it as serious browser-adjacent risk, but do not claim in-the-wild exploitation from this evidence.
Researcher notes
Available public detail is sparse. Analysis should stay anchored to Apple’s wording: logic issue, improved state management, and unexpected cross-origin behavior. The CVSS vector indicates user-assisted network exploitation and high impact, but sources do not provide exploit mechanics, affected build ranges, or telemetry showing exploitation.
Mitigation direction
- Update Safari to 15.4 or later where applicable.
- Update macOS Monterey to 12.3 or later.
- Update iOS and iPadOS to 15.4 or later.
- Update tvOS to 15.4 and watchOS to 8.5 or later.
- Check Apple guidance for unsupported or unclear device versions.
Validation and detection
- Inventory Apple devices and Safari versions across managed endpoints.
- Confirm each device is at or above Apple’s fixed release level.
- Review vulnerability scanner results for CVE-2022-22637 coverage.
- Prioritize validation for users with routine internet browsing exposure.
- Document any unsupported devices requiring compensating controls or replacement.
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-346: 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 lookupCVE-2022-22637 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/HT213182CVE reference · x_refsource_MISC
- https://support.apple.com/en-us/HT213193CVE reference · x_refsource_MISC
- https://support.apple.com/en-us/HT213183CVE reference · x_refsource_MISC
- https://support.apple.com/en-us/HT213186CVE reference · x_refsource_MISC
- https://support.apple.com/en-us/HT213187CVE reference · x_refsource_MISC
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.
Origin Validation Error
Origin Validation Error represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.