Safari vulnerabilitiesAnd the versions its exploited flaws hit.
Safari is made by Apple. We track 1,572 published vulnerabilities in it, across 219 versions. 22 of them are on the list of flaws known to be exploited, the newest added on 5 March 2026. If you run Safari, check your version against the exploited flaws below and patch those first.
The most recent Safari 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 Safari do the exploited flaws hit?
Each exploited flaw lists the versions it affects, usually as ranges. "before 15.2" means every version up to, but not including, 15.2. Find your version, then patch.
- CVE-2021-30952Exploited list, 5 Mar 2026
Apple Multiple Products Integer Overflow or Wraparound Vulnerability
before 15.2 - CVE-2022-48503Exploited list, 20 Oct 2025
Apple Multiple Products Unspecified Vulnerability
before 15.6 - CVE-2025-6558Exploited list, 22 Jul 2025
Google Chromium ANGLE and GPU Improper Input Validation Vulnerability
before 18.6 - CVE-2025-24201Exploited list, 13 Mar 2025
Apple Multiple Products WebKit Out-of-Bounds Write Vulnerability
before 18.3.1 - CVE-2024-44309Exploited list, 21 Nov 2024
Apple Multiple Products Cross-Site Scripting (XSS) Vulnerability
before 18.1.1 - CVE-2024-44308Exploited list, 21 Nov 2024
Apple Multiple Products Code Execution Vulnerability
before 18.1.1 - CVE-2023-42917Exploited list, 4 Dec 2023
Apple Multiple Products WebKit Memory Corruption Vulnerability
before 17.1.2 - CVE-2023-42916Exploited list, 4 Dec 2023
Apple Multiple Products WebKit Out-of-Bounds Read Vulnerability
before 17.1.2 - CVE-2023-37450Exploited list, 13 Jul 2023
Apple Multiple Products WebKit Code Execution Vulnerability
before 16.5.2 - CVE-2023-32435Exploited list, 23 Jun 2023
Apple Multiple Products WebKit Memory Corruption Vulnerability
before 16.4 - CVE-2023-32439Exploited list, 23 Jun 2023
Apple Multiple Products WebKit Type Confusion Vulnerability
before 16.5.1 - CVE-2023-32373Exploited list, 22 May 2023
Apple Multiple Products WebKit Use-After-Free Vulnerability
before 16.5 - CVE-2023-28204Exploited list, 22 May 2023
Apple Multiple Products WebKit Out-of-Bounds Read Vulnerability
before 16.5 - CVE-2023-32409Exploited list, 22 May 2023
Apple Multiple Products WebKit Sandbox Escape Vulnerability
before 16.5 - CVE-2023-28205Exploited list, 10 Apr 2023
Apple Multiple Products WebKit Use-After-Free Vulnerability
before 16.4.1 - CVE-2023-23529Exploited list, 14 Feb 2023
Apple Multiple Products WebKit Type Confusion Vulnerability
before 16.3 - CVE-2022-42856Exploited list, 14 Dec 2022
Apple iOS Type Confusion Vulnerability
before 16.2 - CVE-2022-32893Exploited list, 18 Aug 2022
Apple iOS and macOS Out-of-Bounds Write Vulnerability
before 15.6.1 - CVE-2019-8506Exploited list, 4 May 2022
Apple Multiple Products Type Confusion Vulnerability
before 12.1 - CVE-2022-22620Exploited list, 11 Feb 2022
Apple iOS, iPadOS, and macOS Webkit Use-After-Free Vulnerability
before 15.3 - CVE-2021-30663Exploited list, 3 Nov 2021
Apple Multiple Products WebKit Integer Overflow Vulnerability
before 14.1.1 - CVE-2021-30661Exploited list, 3 Nov 2021
Apple Multiple Products WebKit Storage Use-After-Free Vulnerability
before 14.1
Which Safari vulnerabilities are being exploited?
22 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.
- 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.
- 6.1Apple Multiple Products Cross-Site Scripting (XSS) Vulnerability
Apple iOS, macOS, and other Apple products contain an unspecified vulnerability when processing maliciously crafted web content that may lead to a cross-site scripting (XSS) attack.
- 8.8Apple Multiple Products Code Execution Vulnerability
Apple iOS, macOS, and other Apple products contain an unspecified vulnerability when processing maliciously crafted web content that may lead to arbitrary code execution.
- 8.8Apple Multiple Products WebKit Memory Corruption Vulnerability
Apple iOS, iPadOS, macOS, and Safari WebKit contain a memory corruption vulnerability that leads to code execution when processing maliciously crafted web content.
- 6.5Apple Multiple Products WebKit Out-of-Bounds Read Vulnerability
Apple iOS, iPadOS, macOS, and Safari WebKit contain an out-of-bounds read vulnerability that may disclose sensitive information when processing maliciously crafted web content.
Which Safari 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.
- >99%
The TLS protocol 1.2 and earlier, when a DHE_EXPORT ciphersuite is enabled on a server but not on a client, does not properly convey a DHE_EXPORT choice, which allows man-in-the-middle attackers to conduct...
- 84%CVE-2007-2175High
Apple QuickTime Java extensions (QTJava.dll), as used in Safari and other browsers, and when Java is enabled, allows remote attackers to execute arbitrary code via parameters to the toQTPointer method in...
- 61%CVE-2010-1807Critical
WebKit in Apple Safari 4.x before 4.1.2 and 5.x before 5.0.2; Android before 2.2; and webkitgtk before 1.2.6; does not properly validate floating-point data, which allows remote attackers to execute arbitrary code or...
- 49%CVE-2011-3230Medium
Apple Safari before 5.1.1 on Mac OS X does not enforce an intended policy for file: URLs, which allows remote attackers to execute arbitrary code via a crafted web site.
- 43%CVE-2010-1205Critical
Buffer overflow in pngpread.c in libpng before 1.2.44 and 1.4.x before 1.4.3, as used in progressive applications, might allow remote attackers to execute arbitrary code via a PNG image that triggers an additional...
- 43%CVE-2011-1774High
WebKit in Apple Safari before 5.0.6 has improper libxslt security settings, which allows remote attackers to create arbitrary files, and consequently execute arbitrary code, via a crafted web site.
- 42%CVE-2007-6166Critical
Stack-based buffer overflow in Apple QuickTime before 7.3.1, as used in QuickTime Player on Windows XP and Safari on Mac OS X, allows remote Real Time Streaming Protocol (RTSP) servers to execute arbitrary code via...
- 35%CVE-2014-1303Critical
Heap-based buffer overflow in Apple Safari 7.0.2 allows remote attackers to execute arbitrary code and bypass a sandbox protection mechanism via unspecified vectors, as demonstrated by Liang Chen during a Pwn2Own...
- 29%CVE-2009-1699High
The XSL stylesheet implementation in WebKit in Apple Safari before 4.0, iPhone OS 1.0 through 2.2.1, and iPhone OS for iPod touch 1.1 through 2.2.1 does not properly handle XML external entities, which allows remote...
- 23%CVE-2008-3529Critical
Heap-based buffer overflow in the xmlParseAttValueComplex function in parser.c in libxml2 before 2.7.0 allows context-dependent attackers to cause a denial of service (crash) or execute arbitrary code via a long XML...
Running Safari? 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
- Safari 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 1,572 published vulnerabilities listed under the name Safari, across 219 versions. The most recent Safari flaw added to the known-exploited list is CVE-2021-30952, on 5 March 2026.
22 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 15.2. The versions for every exploited flaw are listed on this page.
Create a Precursor Intelligence account and track Safari. 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.