CVE-2025-43510
CVE-2025-43510 is a high-severity vulnerability in Apple Ipados with a CVSS 3.x base score of 7.8. It is listed in CISA's Known Exploited Vulnerabilities (KEV) catalog, confirming it has been exploited in the wild (added 2026-03-20). The underlying weakness is classified as CWE-667.
Key facts
- Severity: High (CVSS 3.x base score 7.8)
- EPSS exploit prediction: 0% (27th percentile)
- Actively exploited: Yes — listed in CISA KEV (added 2026-03-20)
- EU (EUVD) id: EUVD-2025-203138
- EU exploitation: Flagged exploited in the ENISA EU Vulnerability Database (since 2026-03-20)
- Weakness: CWE-667
- Affected product: Apple Ipados
- Published:
- Last modified:
Description
A memory corruption issue was addressed with improved lock state checking. This issue is fixed in iOS 18.7.2 and iPadOS 18.7.2, iOS 26.1 and iPadOS 26.1, macOS Sequoia 15.7.2, macOS Sonoma 14.8.2, macOS Tahoe 26.1, tvOS 26.1, visionOS 26.1, watchOS 26.1. A malicious application may cause unexpected changes in memory shared between processes.
Frequently asked questions
- What is CVE-2025-43510?
- A memory corruption issue was addressed with improved lock state checking. This issue is fixed in iOS 18.7.2 and iPadOS 18.7.2, iOS 26.1 and iPadOS 26.1, macOS Sequoia 15.7.2, macOS Sonoma 14.8.2, macOS Tahoe 26.1, tvOS 26.1, visionOS 26.1, watchOS 26.1. A malicious application may cause unexpected changes in memory shared between processes.
- How severe is CVE-2025-43510?
- CVE-2025-43510 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2025-43510 being actively exploited?
- Yes. CVE-2025-43510 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2026-03-20, which means active exploitation has been confirmed. It should be prioritised for remediation.
- What products are affected by CVE-2025-43510?
- CVE-2025-43510 primarily affects Apple Ipados. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2025-43510?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.
- Does CVE-2025-43510 have an EU (EUVD) identifier?
- Yes. CVE-2025-43510 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-203138. It is also flagged as exploited in the EUVD (since 2026-03-20).
- When was CVE-2025-43510 published?
- CVE-2025-43510 was published on 2025-12-12 and last updated on 2026-06-17.
References
- https://support.apple.com/en-us/125632
- https://support.apple.com/en-us/125633
- https://support.apple.com/en-us/125634
- https://support.apple.com/en-us/125635
- https://support.apple.com/en-us/125636
- https://support.apple.com/en-us/125637
- https://support.apple.com/en-us/125638
- https://support.apple.com/en-us/125639
- https://cloud.google.com/blog/topics/threat-intelligence/darksword-ios-exploit-chain/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-43510
Affected products (9)
- cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:ipados:26.0:*:*:*:*:*:*:*
- cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:iphone_os:26.0:*:*:*:*:*:*:*
- cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:macos:26.0:*:*:*:*:*:*:*
- cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
More vulnerabilities in Apple Ipados
- CVE-2025-43300 — Critical (CVSS 10.0): An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 15.8.5 and iPadOS…
- CVE-2025-24201 — Critical (CVSS 10.0): An out-of-bounds write issue was addressed with improved checks to prevent unauthorized actions. This issue is fixed in…
- CVE-2025-24085 — Critical (CVSS 10.0): A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.3 and iPadOS 18.3,…
- CVE-2022-32845 — Critical (CVSS 10.0): This issue was addressed with improved checks. This issue is fixed in watchOS 8.7, iOS 15.6 and iPadOS 15.6, macOS…
- CVE-2019-8779 — Critical (CVSS 10.0): A logic issue applied the incorrect restrictions. This issue was addressed by updating the logic to apply the correct…
- CVE-2026-28858 — Critical (CVSS 9.8): A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 26.4 and iPadOS 26.4. A…
All CVEs affecting Apple Ipados →
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- CVE-2026-43215 — High (CVSS 8.8): In the Linux kernel, the following vulnerability has been resolved: cifs: Fix locking usage for tcon fields We used…
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- CVE-2020-15674 — High (CVSS 8.8): Mozilla developers reported memory safety bugs present in Firefox 80. Some of these bugs showed evidence of memory…
- CVE-2021-1622 — High (CVSS 8.6): A vulnerability in the Common Open Policy Service (COPS) of Cisco IOS XE Software for Cisco cBR-8 Converged Broadband…