6.5mediumMedium
CVE-2026-43677
Apple Macos
An out-of-bounds write issue was addressed by removing the vulnerable code. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Connecting to a malicious WebDAV server may lead to unexpected app termination.
Exploitation status
- A vendor advisory or patch reference has been published.
What the metrics mean
- It is reachable over a network, without needing local access.
- For an attacker who can reach it, no special conditions are needed to exploit it.
- To exploit it, no account is needed.
- Beyond that, someone has to be persuaded to take an action first.
Scoring
- CVSS
- 6.5 (v3.1)
- Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H- Weakness
- CWE-787
- Assigned by
- product-security@apple.com
Dates
- Published
- 2026-09-14
- Last modified
- 2026-09-15
- Sources
- NVD
Affected products
- Apple Macos15.0 - 15.8, 26.0 - 26.7
As listed in the NVD configuration data. Not a statement about your estate.