CVE-2025-43291: Apple macOS · Improper Access Control
Affects Apple macOSSource CVE Database V5
Not known to be exploited · CVSS 5.5 Medium · fixed in 15.7 : update Apple macOS when convenient.
Data as of 26 Oct 2026, 14:05 UTC
- EPSS
- 0.2% chance of exploitation in 30 days – higher than 12% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 15.7
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:NExploitation evidence
Disclosed: evidence found.
CVE published 15 Sep 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: 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 26 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Apple macOS | Affected
| Fixed in– |
AI-suggested
- Immediately update all macOS systems to the patched versions: Sequoia 15.7, Sonoma 14.8, or Tahoe 26, as applicable.
- Restrict installation of applications to trusted sources such as the Apple App Store or verified developers to reduce the risk of malicious apps exploiting this vulnerability.
- Implement endpoint protection solutions capable of monitoring and blocking unauthorized attempts to modify protected file system areas.
- Educate users about the risks of running untrusted applications and the importance of avoiding suspicious prompts that require interaction.
- Employ application whitelisting and sandboxing to limit the capabilities of apps and prevent unauthorized file system modifications.
- Regularly audit system integrity using file integrity monitoring tools to detect unauthorized changes to critical system files.
- Enforce strict access controls and least privilege principles to minimize the potential impact of local attackers.
- Monitor logs and system behavior for signs of exploitation attempts or unusual file system modifications.
- For organizations with macOS fleet management, use Mobile Device Management (MDM) solutions to enforce patch compliance and application control policies.
- Stay informed about any emerging exploits or additional patches related to this vulnerability.
Description
A permissions issue was addressed by removing the vulnerable code. This issue is fixed in macOS Sequoia 15.7, macOS Sonoma 14.8, macOS Tahoe 26. An app may be able to modify protected parts of the file system.
References
- support.apple.com/en-us/125110 (opens in a new tab)
- support.apple.com/en-us/125111 (opens in a new tab)
- support.apple.com/en-us/125112 (opens in a new tab)
- seclists.org/fulldisclosure/2025/Sep/55 (opens in a new tab)
- seclists.org/fulldisclosure/2025/Sep/54 (opens in a new tab)
- seclists.org/fulldisclosure/2025/Sep/53 (opens in a new tab)