CVE-2026-65374High· 8.8▾ MidnightPoC availableA memory corruption issue was addressed with improved validation. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Connecting to a malicious WebDAV server may result in code execution.
▾ Midnight zone — Critical, or high with PoC / in-the-wild
impact 48.4 · likelihood 0.1 · exploitation 12
A public proof-of-concept already exists for this vulnerability — see Exploit availability below.
Public exploit / PoC code seen in 1 source. Availability, not in-the-wild use.
Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake.
Exploit-prediction probability, daily snapshots since Sep 15.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
0.2%
— → 8.8
none → high
Last analysed / modified upstream
1 GitHub repo
0.2% → 0.4%
A memory corruption issue was addressed with improved validation. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Connecting to a malicious WebDAV server may result in code execution.
macos >= 15.0, < 15.8macos >= 26.0, < 26.7Upgrade past the affected range:
macos 26.7Field changes observed since this record was first indexed.
Connected by shared product, vendor, weakness, or advisory.
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CVE-2026-84619Medium· 6.1An out-of-bounds write issue was addressed with improved bounds checking
CVE-2026-43790Critical· 9.1The issue was addressed with improved memory handling
CVE-2026-43677Medium· 6.5An out-of-bounds write issue was addressed by removing the vulnerable code
CVE-2026-84505High· 7.8An out-of-bounds write issue was addressed with improved bounds checking
CVE-2026-84515High· 7.8An out-of-bounds write issue was addressed with improved bounds checking