Apple Safari up to 15.3 WebKit cross-domain policy

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Apple Safari up to 15.3. This affects an unknown part of the component WebKit. The manipulation results in cross-domain policy. This vulnerability is known as CVE-2022-22637. It is possible to launch the attack remotely. No exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Apple Safari up to 15.3 (Web Browser). It has been classified as critical. Affected is an unknown part of the component WebKit. The manipulation with an unknown input leads to a cross-domain policy vulnerability. CWE is classifying the issue as CWE-942. The product uses a cross-domain policy file that includes domains that should not be trusted. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

A logic issue was addressed with improved state management. This issue is fixed in macOS Monterey 12.3, Safari 15.4, watchOS 8.5, iOS 15.4 and iPadOS 15.4, tvOS 15.4. A malicious website may cause unexpected cross-origin behavior.

The weakness was published 03/15/2022 by Tom McKee as HT213187 as confirmed advisory (Website). The advisory is available at support.apple.com. This vulnerability is traded as CVE-2022-22637. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 08/28/2025). The advisory points out:

A malicious website may cause unexpected cross-origin behavior

The vulnerability scanner Nessus provides a plugin with the ID 257998 (Linux Distros Unpatched Vulnerability : CVE-2022-22637), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 15.4 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:

A logic issue was addressed with improved state management.

The vulnerability is also documented in the databases at Tenable (257998) and EUVD (EUVD-2022-27782). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross-domain policy
CWE: CWE-942 / CWE-346 / CWE-345
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 257998
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2022-22637

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Safari 15.4

Timelineinfo

01/05/2022 🔍
03/15/2022 +69 days 🔍
03/15/2022 +0 days 🔍
03/18/2022 +3 days 🔍
08/28/2025 +1259 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT213187
Researcher: Tom McKee
Status: Confirmed

CVE: CVE-2022-22637 (🔍)
GCVE (CVE): GCVE-0-2022-22637
GCVE (VulDB): GCVE-100-195450
EUVD: 🔍

Entryinfo

Created: 03/18/2022 21:49
Updated: 08/28/2025 20:12
Changes: 03/18/2022 21:49 (18), 03/18/2022 21:52 (28), 03/20/2022 15:27 (1), 05/22/2025 19:36 (15), 05/23/2025 03:15 (13), 08/28/2025 20:12 (2)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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