CVE-2025-43299 json
A denial-of-service issue was addressed with improved validation.
published last yr. modified 22d ago also EUVD-2025-29289
- cvss
- 5.5
- 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 14%
- public exploits
- 0
- none known
Summary
A denial-of-service issue was addressed with improved validation. This issue is fixed in iOS 18.7 and iPadOS 18.7, macOS Sequoia 15.7, macOS Sonoma 14.8, macOS Tahoe 26. An app may be able to cause a denial-of-service.
Patch / fix
- Apple iOS and iPadOS 18.7
- Apple macOS 14.8, 15.7, 26
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Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- last yr.
Exploit prediction
0.23% chance of exploitation in the next 30 days, higher than 14% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 5.5 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
| CNA | 3.1 | 5.5 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
Affected products
- Apple iOS and iPadOS
- Apple macOS
Classification
- Weakness
-
- CWE-20 Improper Input Validation
References
-
support.apple.com
/en-us/125109
release-notes, vendor-advisory
-
support.apple.com
/en-us/125111
release-notes, vendor-advisory
-
support.apple.com
/en-us/125112
release-notes, vendor-advisory
- support.apple.com /en-us/125110
- seclists.org /fulldisclosure/2025/Sep/55
- seclists.org /fulldisclosure/2025/Sep/54
- seclists.org /fulldisclosure/2025/Sep/53
- seclists.org /fulldisclosure/2025/Sep/50
Sources
- CVE List CVE-2025-43299
- NVD CVE-2025-43299
Fencer Intel 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.