CVE-2026-43813 json
A validation issue was addressed with improved input sanitization.
published 2026-07-27 3 mo ago modified 2026-07-28 3 mo ago also EUVD-2026-49457
- cvss
- 7.1
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 6%
- public exploits
- 0
- none known
Summary
A validation issue was addressed with improved input sanitization. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. A maliciously crafted app may be able to bypass code signing enforcement.
Patch / fix
- Apple iOS and iPadOS 26.6
- Apple macOS 26.6
- Apple tvOS 26.6
- Apple visionOS 26.6
- Apple watchOS 26.6
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 3 mo ago
Exploit prediction
0.17% chance of exploitation in the next 30 days, higher than 6% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 7.1 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N |
| CNA | 3.1 | 7.1 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N |
Affected products
- Apple iOS and iPadOS
- Apple macOS
- Apple tvOS
- Apple visionOS
- Apple watchOS
Classification
- Weakness
-
- CWE-20 Improper Input Validation
References
-
support.apple.com
/en-us/128066
release-notes, vendor-advisory
-
support.apple.com
/en-us/128067
release-notes, vendor-advisory
-
support.apple.com
/en-us/128068
release-notes, vendor-advisory
-
support.apple.com
/en-us/128069
release-notes, vendor-advisory
-
support.apple.com
/en-us/128070
release-notes, vendor-advisory
Sources
- CVE List CVE-2026-43813
- NVD CVE-2026-43813
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.