Apple iOS/iPadOS up to 15.4.1 WebKit use after free

CVSS Meta Temp Score
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CTI Interest Score
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7.4$5k-$25k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Apple iOS and iPadOS up to 15.4.1. This impacts an unknown function of the component WebKit. Performing a manipulation results in use after free. This vulnerability is known as CVE-2022-26710. Remote exploitation of the attack is possible. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Apple iOS and iPadOS up to 15.4.1 (Smartphone Operating System). This affects some unknown functionality of the component WebKit. The manipulation with an unknown input leads to a use after free vulnerability. CWE is classifying the issue as CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 15.5 and iPadOS 15.5, macOS Monterey 12.4, tvOS 15.5, watchOS 8.6. Processing maliciously crafted web content may lead to arbitrary code execution.

The weakness was published 05/16/2022 by Chijin Zhou as HT213258 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. This vulnerability is uniquely identified as CVE-2022-26710. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 05/10/2026). It is expected to see the exploit prices for this product increasing in the near future. The advisory points out:

Processing maliciously crafted web content may lead to arbitrary code execution

Upgrading to version 15.5 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:

A use after free issue was addressed with improved memory management.

The vulnerability is also documented in the databases at EUVD (EUVD-2022-31260) and CERT Bund (WID-SEC-2022-2044). Be aware that VulDB is the high quality source for vulnerability data.

Affected

  • Amazon Linux 2
  • Red Hat Enterprise Linux
  • Oracle Linux
  • Red Hat OpenShift
  • Gentoo Linux
  • RESF Rocky Linux

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: Use after free
CWE: CWE-416 / CWE-119
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: iOS/iPadOS 15.5

Timelineinfo

03/08/2022 🔍
05/16/2022 +68 days 🔍
05/16/2022 +0 days 🔍
05/17/2022 +1 days 🔍
05/10/2026 +1454 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT213258
Researcher: Chijin Zhou
Status: Confirmed

CVE: CVE-2022-26710 (🔍)
GCVE (CVE): GCVE-0-2022-26710
GCVE (VulDB): GCVE-100-200055
EUVD: 🔍
CERT Bund: WID-SEC-2022-2044 - Red Hat Enterprise Linux: Mehrere Schwachstellen

scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 05/17/2022 16:12
Updated: 05/10/2026 15:00
Changes: 05/17/2022 16:12 (14), 05/17/2022 16:13 (5), 05/17/2022 16:16 (28), 05/24/2022 08:39 (1), 05/07/2025 05:01 (27), 11/30/2025 07:34 (7), 05/10/2026 15:00 (2)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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