CVE-2025-43254 json
An out-of-bounds read was addressed with improved input validation.
published 2025-07-29 15 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-23057
- 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 13%
- public exploits
- 0
- none known
Summary
An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Sequoia 15.6, macOS Sonoma 14.7.7, macOS Ventura 13.7.7. Processing a maliciously crafted file may lead to unexpected app termination.
Patch / fix
- Apple macOS 13.7.7, 14.7.7, 15.6
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 15 mo ago
Exploit prediction
0.22% chance of exploitation in the next 30 days, higher than 13% 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:N/A:H |
| CNA | 3.1 | 7.1 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H |
Affected products
- Apple macOS
Classification
- Weakness
-
- CWE-125 Out-of-bounds Read
References
-
support.apple.com
/en-us/124149
release-notes, vendor-advisory
-
support.apple.com
/en-us/124150
release-notes, vendor-advisory
-
support.apple.com
/en-us/124151
release-notes, vendor-advisory
- seclists.org /fulldisclosure/2025/Jul/34
- seclists.org /fulldisclosure/2025/Jul/33
- seclists.org /fulldisclosure/2025/Jul/32
Sources
- CVE List CVE-2025-43254
- NVD CVE-2025-43254
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.