CVE-2026-85827
HighCVSS 7.0Exploitation Probability (EPSS)
Low risk10th percentile - higher than 10% of all known CVEs
Summary
Heap-based buffer overflow in WebDAV allows an authorized attacker to elevate privileges locally.
Risk Assessment
An attacker with local access could gain elevated privileges, potentially leading to full system compromise.
Recommendation
Apply available security updates for WebDAV and monitor the system for unusual activity.
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-2026-96846Medium
Out-of-bounds read in WebDAV allows an authorized attacker to disclose information locally.
- 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-2026-88137Medium
Files or directories accessible to external parties in WebDAV allows an authorized attacker to disclose information over a network.
- 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-2026-87714Medium
Missing authorization in WebDAV allows an authorized attacker to bypass a security feature over a network.
- CVE-2026-85828High
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 authorized attacker to elevate privileges locally.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS

