CVE-2025-43240: A logic issue was addressed with improved checks
Source GCVE Database
Not known to be exploited · CVSS 6.2 Medium · fixed in 15.6 : update affected systems when convenient.
Data as of 4 Nov 2026, 17:55 UTC
- Patch
- Available – fixed in 15.6
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NExploitation evidence
Disclosed: evidence found.
CVE published 29 Jul 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 4 Nov 2026.
What to do
AI-suggested
Apply the official fix by upgrading to macOS Sequoia 15.6, where this issue has been resolved with improved checks. No additional mitigation steps are indicated.
Description
CVE-2025-43240 is a logic flaw in macOS Sequoia that could cause a download's origin to be incorrectly associated. This issue has been addressed with improved checks and fixed in macOS Sequoia 15.6. The vulnerability has a medium severity rating with a CVSS score of 6.2.
References
- nvd.nist.gov/vuln/detail/CVE-2025-43240 (opens in a new tab)
- lists.debian.org/debian-lts-announce/2025/08/msg00015.html (opens in a new tab)
- support.apple.com/en-us/124149 (opens in a new tab)
- support.apple.com/en-us/124152 (opens in a new tab)
- seclists.org/fulldisclosure/2025/Aug/0 (opens in a new tab)
- seclists.org/fulldisclosure/2025/Jul/32 (opens in a new tab)
- openwall.com/lists/oss-security/2025/08/02/1 (opens in a new tab)