CVE-2025-43302: apple ios and ipados Out-of-bounds Write
CVSS: 5.5v3.1MediumModified
Published 15-09-2025Last modified 02-04-2026
Vulnerability summary
CVE-2025-43302 is a medium (CVSS 5.5) Out-of-bounds Write vulnerability in apple ios and ipados. EPSS estimates a 0.26% chance of exploitation in the next 30 days, higher than 17% of scored vulnerabilities.
CVSS score
5.5/10
010
Medium · v3.1 (CVE.org)EPSS score
0.26%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 15-09-2025PublishedVulnerability first disclosed.
- 02-04-2026Last modifiedVulnerability information updated.
Description
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7 and iPadOS 18.7, iOS 26 and iPadOS 26, macOS Sequoia 15.7, macOS Sonoma 14.8, macOS Tahoe 26, tvOS 26, visionOS 26, watchOS 26. An app may be able to cause unexpected system termination.
CVSS metrics
2 scores · 2 sources · 1 versionMedium 5.5Preferred score · CVE.org (CNA)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HSourcesAll 2 agree
- NVDNIST5.5MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS trend
Probability
0.26%
Chance of exploitation in the next 30 days
Percentile
17%
Versus all other CVEs
30-day change
0.00 pp
From 0.26% on 22-09-2026
22-09-202622-10-2026
EPSS score0.26%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Apple7 products
- ios and ipados< 18.7 | < 26
- ipados< 18.7
- iphone_os< 18.7
- macos< 14.8 | < 15.7 | < 26 | ≥ 14.0, < 14.8 | ≥ 15.0, < 15.7
- tvos< 26 | < 26.0
1 vendor · 7 products