CVE-2026-85828
HighCVSS 7.0Summary
Heap-based buffer overflow in WebDAV allows an authorized attacker to elevate privileges locally.
Risk Assessment
This flaw enables an attacker with valid credentials to escalate privileges, potentially leading to unauthorized access to resources.
Recommendation
It is recommended to immediately apply security patches for the WebDAV service in Windows.
Other vulnerabilities in WebDAV
See all- CVE-2026-96847High
An untrusted pointer dereference in WebDAV allows an authorized attacker to elevate privileges locally. The flaw exists in the code that processes WebDAV requests.
- CVE-2026-96843High
A heap-based buffer overflow in WebDAV allows an authorized attacker to elevate privileges locally. The flaw exists in code that processes data in heap memory.
- CVE-2026-88136High
Improper resolution of path equivalence in WebDAV allows an authorized attacker to execute code over a network.
- CVE-2026-88135High
Improper access control in WebDAV allows an authorized attacker to elevate privileges locally.
- CVE-2026-88126High
Untrusted pointer dereference in WebDAV allows an authorized attacker to elevate privileges locally.
- CVE-2026-85827High
Heap-based buffer overflow in WebDAV allows an authorized attacker to elevate privileges locally.
- CVE-2026-85370High
Use after free in WebDAV allows an authorized attacker to elevate privileges locally.
- CVE-2026-70262High
Heap-based buffer overflow in WebDAV allows an unauthorized attacker to elevate privileges over a network.
Original NVD description (English source)
Heap-based buffer overflow in WebDAV allows an authorized attacker to elevate privileges locally.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS