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Advanced EPDR/EDR Proxy Parsing and Initialization Issues
Related Products_
- Advanced EPDR
- Advanced EDR
Issue Status_
Open
Symptoms_
Issues with managing proxy lists by protocol, parsing IPv6 addresses with square brackets, initializing WinHTTP, and validating empty or duplicate entries.
Affected Operating Systems
Windows 10 RS1 and Windows Server 2016.
Affected Protection Versions
- v8.00.26.0000 to v8.00.26.0001
Solution_
A hotfix is available to solve this issue.
To apply the hotfix on the affected endpoint:
- Download and save this hotfix file to the endpoint: hf-wgua8264-nnsprv-nnsmanager.exe
- Double-click the downloaded file.
Note: To install the unattended or silent version of the hotfix, click here. The hotfix may require a system restart to be fully applied.
Release Notes_
File Details
Hotfix hf-wgua8264-nnsprv-nnsmanager.exe updates these files:
| File Name | Location | File Version | Modified Date | Hotfix to be included in future versions? |
| NNSPRV.sys | C:\Windows\System32\Drivers\NNSPRV.sys | 7.0.0.437 | 19 May 2026 | Yes — v8.00.26.0002 |
| NNSManager.dll | C:\Program Files\Panda Security\NNSManager.dll | 7.0.0.295 | 18 May 2026 | Yes — v8.00.26.0002 |
Verify Hotfix Application
To verify that the hotfix was successful, check the file version in the File Details section, or verify these values in the Windows Registry:
| 32-Bit Architecture | 64-Bit Architecture | |||
| Registry Key | Value | Registry Key | Value | |
| HKEY_LOCAL_MACHINE\SOFTWARE\Panda Software\Setup\Hotfix history\HF_NNSPRV_NNSManager_8.00.26.X | Revision [REG_DWORD] 1 | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Panda Software\Setup\Hotfix history\HF_NNSPICC_PSINREG_8.00.26.X | Revision [REG_DWORD] 1 | |
| HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Panda Software\Setup\Hotfix history\HF_NNSPRV_NNSManager_8.00.26.X | Result [REG_DWORD] 0 = Success / 1 = Not Applied / 2 = Error | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Panda Software\Setup\Hotfix history\HF_NNSPICC_PSINREG_8.00.26.X | Result [REG_DWORD] 0 = Success / 1 = Not Applied / 2 = Error |
