01 Record
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,
HighKEVPUBLISHEDCNA: apple
CNA base score7.8 CVSS v3.xCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
02 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,
03 Exploitation and scoring
- Exploitation
- Exploited in the wild. Listed in the CISA Known Exploited Vulnerabilities catalog on 2026-03-20. Federal remediation due 2026-04-03.
- SSVC decision
- ExploitationactiveCISA reports credible evidence of active exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 0.35% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 28.9% of scored records. A rank, not a probability.
- NVD base score
- 7.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- NVD analysis status
- Analyzed. NVD last modified this record on 2026-10-07.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2025-12-12 20:56Z10 MO AGO
- Last updated
- 2026-04-02 18:16Z6 MO AGO
- Reserved
- 2025-04-16
- Assigning CNA
- apple
- Record state
- PUBLISHED
- Severity
- High (CVSS 7.8)
- CNA CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-667Improper LockingClass
- Data version
- 5.2
- Document digest
- b7b4b50c7698e1fe3ae6b65a59bc29b226a095e32add4b79f8abf5fa01cd913d
05 Affected products
VendorProductVersionsPlatforms
06 References
- support.apple.comhttps://support.apple.com/en-us/125632
- support.apple.comhttps://support.apple.com/en-us/125633
- support.apple.comhttps://support.apple.com/en-us/125634
- support.apple.comhttps://support.apple.com/en-us/125635
- support.apple.comhttps://support.apple.com/en-us/125636
- support.apple.comhttps://support.apple.com/en-us/125637
- support.apple.comhttps://support.apple.com/en-us/125638
- support.apple.comhttps://support.apple.com/en-us/125639
- cloud.google.comhttps://cloud.google.com/blog/topics/threat-intelligence/darksword-ios-exploit-chain/
- www.cisa.govhttps://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-43510