CVE-2026-85843
HighCVSS 7.8Summary
Use of uninitialized resource in Windows Background Intelligent Transfer Service (BITS) allows an authorized attacker to elevate privileges locally.
Risk Assessment
This flaw enables an attacker with valid credentials to escalate privileges, potentially resulting in unauthorized access to critical system resources.
Recommendation
It is recommended to immediately apply the security patches provided by Microsoft for Windows.
Other vulnerabilities in Windows Background Intelligent Transfer Service (BITS)
See all- CVE-2026-88173High
Use after free in Windows Background Intelligent Transfer Service (BITS) allows an unauthorized attacker to execute code over a network.
- CVE-2026-88159High
Use after free in Windows Background Intelligent Transfer Service (BITS) allows an unauthorized attacker to execute code over a network.
- CVE-2026-88152High
A use after free vulnerability in Windows Background Intelligent Transfer Service (BITS) allows an authorized attacker to elevate privileges locally.
- CVE-2026-88146High
A race condition due to improper synchronization of a shared resource in Windows Background Intelligent Transfer Service (BITS) allows an authorized attacker to elevate privileges locally.
- CVE-2026-88142High
A use after free vulnerability in Windows Background Intelligent Transfer Service (BITS) allows an unauthorized attacker to execute code over a network.
- CVE-2026-88121High
Use after free in Windows Background Intelligent Transfer Service (BITS) allows an unauthorized attacker to execute code over a network.
- CVE-2026-88118High
Integer overflow or wraparound in Windows Background Intelligent Transfer Service (BITS) allows an authorized attacker to elevate privileges locally.
- CVE-2026-85848High
Heap-based buffer overflow in Windows Background Intelligent Transfer Service (BITS) allows an authorized attacker to elevate privileges locally.
- CVE-2026-85832High
Heap-based buffer overflow in Windows Background Intelligent Transfer Service (BITS) allows an authorized attacker to elevate privileges locally.
Original NVD description (English source)
Use of uninitialized resource in Windows Background Intelligent Transfer Service (BITS) allows an authorized attacker to elevate privileges locally.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS