CVE-2026-1636
A potential DLL hijacking vulnerability was reported in Lenovo Service Bridge that, under certain...
A potential DLL hijacking vulnerability was reported in Lenovo Service Bridge that, under certain conditions, could allow a local authenticated user to execute code with elevated privileges.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Passive
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
A potential DLL hijacking vulnerability was reported in Lenovo Service Bridge that, under certain conditions, could allow a local authenticated user to execute code with elevated privileges.
- Record
CVE-2026-1636- CVSS 4.0
- 5.4 Medium
CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N - CVSS 3.1
- 6.7 Medium
CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-427
- Updated
- 2026-11-02
EUVDEUVD-2026-22919
A potential DLL hijacking vulnerability was reported in Lenovo Service Bridge that, under certain conditions, could allow a local authenticated user to execute code with elevated privileges.
- Record
EUVD-2026-22919- CVSS 4.0
- 5.4 Medium
CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-qpgx-vhr9-cwj5
A potential DLL hijacking vulnerability was reported in Lenovo Service Bridge that, under certain...
A potential DLL hijacking vulnerability was reported in Lenovo Service Bridge that, under certain conditions, could allow a local authenticated user to execute code with elevated privileges.
- Record
GHSA-qpgx-vhr9-cwj5- CVSS 4.0
- 5.4 Medium
CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1
- 6.7 Medium
CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-427
- Updated
- 2026-11-02
NVD
A potential DLL hijacking vulnerability was reported in Lenovo Service Bridge that, under certain conditions, could allow a local authenticated user to execute code with elevated privileges.
- Record
CVE-2026-1636- CVSS 4.0
- 5.4 Medium
CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1
- 6.7 Medium
CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-427
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-1636 is a medium vulnerability (CVSS 5.4) in Lenovo Service Bridge, published April 15, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.12%, the 2nd percentile. No source names a fixed version.