watchOS vulnerabilitiesAnd the versions its exploited flaws hit.
watchOS is made by Apple. We track 1,666 published vulnerabilities in it, across 102 versions. 39 of them are on the list of flaws known to be exploited, the newest added on 5 March 2026. If you run watchOS, check your version against the exploited flaws below and patch those first.
The most recent watchOS flaw added to the known-exploited list is CVE-2021-30952, on 5 March 2026. We keep watching the known-exploited list.
Which versions of watchOS do the exploited flaws hit?
Each exploited flaw lists the versions it affects, usually as ranges. "before 8.3" means every version up to, but not including, 8.3. Find your version, then patch.
- CVE-2021-30952Exploited list, 5 Mar 2026
Apple Multiple Products Integer Overflow or Wraparound Vulnerability
before 8.3 - CVE-2022-48503Exploited list, 20 Oct 2025
Apple Multiple Products Unspecified Vulnerability
before 8.7 - CVE-2025-6558Exploited list, 22 Jul 2025
Google Chromium ANGLE and GPU Improper Input Validation Vulnerability
before 11.6 - CVE-2025-43200Exploited list, 16 Jun 2025
Apple Multiple Products Unspecified Vulnerability
before 11.3.1 - CVE-2025-24201Exploited list, 13 Mar 2025
Apple Multiple Products WebKit Out-of-Bounds Write Vulnerability
before 11.4 - CVE-2025-24085Exploited list, 29 Jan 2025
Apple Multiple Products Use-After-Free Vulnerability
before 11.3 - CVE-2024-23225Exploited list, 6 Mar 2024
Apple Multiple Products Memory Corruption Vulnerability
before 10.4 - CVE-2024-23296Exploited list, 6 Mar 2024
Apple Multiple Products Memory Corruption Vulnerability
before 10.4 - CVE-2022-48618Exploited list, 31 Jan 2024
Apple Multiple Products Memory Corruption Vulnerability
before 9.2 - CVE-2023-41990Exploited list, 8 Jan 2024
Apple Multiple Products Code Execution Vulnerability
before 9.3 - CVE-2023-41061Exploited list, 11 Sep 2023
Apple iOS, iPadOS, and watchOS Wallet Code Execution Vulnerability
before 9.6.2 - CVE-2023-38606Exploited list, 26 Jul 2023
Apple Multiple Products Kernel Unspecified Vulnerability
before 9.6 - CVE-2023-37450Exploited list, 13 Jul 2023
Apple Multiple Products WebKit Code Execution Vulnerability
before 9.6 - CVE-2023-32434Exploited list, 23 Jun 2023
Apple Multiple Products Integer Overflow Vulnerability
before 8.8.19.0 to before 9.5.2 - CVE-2023-32409Exploited list, 22 May 2023
Apple Multiple Products WebKit Sandbox Escape Vulnerability
before 9.5 - CVE-2023-32373Exploited list, 22 May 2023
Apple Multiple Products WebKit Use-After-Free Vulnerability
before 9.5 - CVE-2023-28204Exploited list, 22 May 2023
Apple Multiple Products WebKit Out-of-Bounds Read Vulnerability
before 9.5 - CVE-2021-31010Exploited list, 25 Aug 2022
Apple iOS, macOS, watchOS Sandbox Bypass Vulnerability
before 7.6.2 - CVE-2022-2294Exploited list, 25 Aug 2022
WebRTC Heap Buffer Overflow Vulnerability
before 8.7 - CVE-2022-32894Exploited list, 18 Aug 2022
Apple iOS and macOS Out-of-Bounds Write Vulnerability
before 9.0 - CVE-2020-3837Exploited list, 27 Jun 2022
Apple Multiple Products Memory Corruption Vulnerability
before 6.1.2 - CVE-2018-4344Exploited list, 27 Jun 2022
Apple Multiple Products Memory Corruption Vulnerability
before 5.0 - CVE-2019-8605Exploited list, 27 Jun 2022
Apple Multiple Products Use-After-Free Vulnerability
before 5.2.1 - CVE-2021-30883Exploited list, 23 May 2022
Apple Multiple Products Memory Corruption Vulnerability
before 8.1 - CVE-2021-1789Exploited list, 4 May 2022
Apple Multiple Products Type Confusion Vulnerability
before 7.3 - CVE-2019-8506Exploited list, 4 May 2022
Apple Multiple Products Type Confusion Vulnerability
before 5.2 - CVE-2022-22675Exploited list, 4 Apr 2022
Apple macOS Out-of-Bounds Write Vulnerability
before 8.6 - CVE-2021-1879Exploited list, 3 Nov 2021
Apple iOS, iPadOS, and watchOS WebKit Cross-Site Scripting (XSS) Vulnerability
before 7.3.3 - CVE-2021-1782Exploited list, 3 Nov 2021
Apple Multiple Products Race Condition Vulnerability
before 7.3 - CVE-2020-9859Exploited list, 3 Nov 2021
Apple Multiple Products Code Execution Vulnerability
before 6.2.6
Showing the 30 most recently added of 39 exploited flaws. The full list is below.
Which watchOS vulnerabilities are being exploited?
39 flaws are on the government list of vulnerabilities known to be exploited. These are the ones criminals are using now, so they go first, whatever their severity score says.
- 7.8Apple Multiple Products Integer Overflow or Wraparound Vulnerability
Apple tvOS, macOS, Safari, iPadOS and watchOS contain an integer overflow or wraparound vulnerability due to the processing of maliciously crafted web content that may lead to arbitrary code execution.
- 8.8Apple Multiple Products Unspecified Vulnerability
Apple macOS, iOS, tvOS, Safari, and watchOS contain an unspecified vulnerability in JavaScriptCore that when processing web content may lead to arbitrary code execution.
- 8.8Google Chromium ANGLE and GPU Improper Input Validation Vulnerability
Google Chromium contains an improper input validation vulnerability in ANGLE and GPU.
- 4.2Apple Multiple Products Unspecified Vulnerability
Apple iOS, iPadOS, macOS, watchOS, and visionOS, contain an unspecified vulnerability when processing a maliciously crafted photo or video shared via an iCloud Link.
- 7.1Apple Multiple Products WebKit Out-of-Bounds Write Vulnerability
Apple iOS, iPadOS, macOS, and other Apple products contain an out-of-bounds write vulnerability in WebKit that may allow maliciously crafted web content to break out of Web Content sandbox.
- 7.8Apple Multiple Products Use-After-Free Vulnerability
Apple iOS, macOS, and other Apple products contain a user-after-free vulnerability that could allow a malicious application to elevate privileges.
- 7.8Apple Multiple Products Memory Corruption Vulnerability
Apple iOS, iPadOS, macOS, tvOS, watchOS, and visionOS kernel contain a memory corruption vulnerability that allows an attacker with arbitrary kernel read and write capability to bypass kernel memory protections.
- 7.8Apple Multiple Products Memory Corruption Vulnerability
Apple iOS, iPadOS, macOS, tvOS, and watchOS RTKit contain a memory corruption vulnerability that allows an attacker with arbitrary kernel read and write capability to bypass kernel memory protections.
Which watchOS flaws are most likely to be used?
Ranked by the latest exploit-likelihood forecast: the chance each flaw is used in an attack in the next 30 days. A high severity score on its own doesn't tell you that. Flaws shared by many other makers' products are left out.
- 54%CVE-2018-4233High
An issue was discovered in certain Apple products.
- 38%CVE-2018-4162High
An issue was discovered in certain Apple products.
- 33%CVE-2016-0801Critical
The Broadcom Wi-Fi driver in the kernel in Android 4.x before 4.4.4, 5.x before 5.1.1 LMY49G, and 6.x before 2016-02-01 allows remote attackers to execute arbitrary code or cause a denial of service (memory...
- 25%CVE-2014-8146High
The resolveImplicitLevels function in common/ubidi.c in the Unicode Bidirectional Algorithm implementation in ICU4C in International Components for Unicode (ICU) before 55.1 does not properly track directionally...
- 24%CVE-2014-8147High
The resolveImplicitLevels function in common/ubidi.c in the Unicode Bidirectional Algorithm implementation in ICU4C in International Components for Unicode (ICU) before 55.1 uses an integer data type that is...
Running watchOS? We'll keep checking.
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1 flaw being exploited affects software Acme tracks
Apple tvOS, macOS, Safari, iPadOS and watchOS contain an integer overflow or wraparound vulnerability due to the processing of maliciously crafted web content that may lead to arbitrary code execution.
- Matched to
- watchOS on Acme's software list
- What to do
- Patch first, then check for signs of use
Sent to the alert recipients Acme chose. Also in the app and to Acme's webhook.
We track 1,666 published vulnerabilities listed under the name watchOS, across 102 versions. The most recent watchOS flaw added to the known-exploited list is CVE-2021-30952, on 5 March 2026.
39 are on the list of flaws known to be exploited. The most recently added are CVE-2021-30952, CVE-2022-48503 and CVE-2025-6558.
Each flaw names its own versions, usually as ranges. The newest, CVE-2021-30952, affects before 8.3. The versions for every exploited flaw are listed on this page.
Create a Precursor Intelligence account and track watchOS. We match it against every published flaw, give each one a risk score from 0 to 100 and keep watching, so you hear about new ones as soon as we know, by email, in the app or by webhook.