CVE-2026-70262
HighCVSS 8.8Summary
Heap-based buffer overflow in WebDAV allows an unauthorized attacker to elevate privileges over a network.
Risk Assessment
An attacker can elevate privileges on the system, potentially leading to full system compromise.
Recommendation
Apply security updates for WebDAV.
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-2026-85828High
Heap-based buffer overflow 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.
Original NVD description (English source)
Heap-based buffer overflow in WebDAV allows an unauthorized attacker to elevate privileges over a network.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS