CVE-2025-4455
Patch My PC Home Updater System.IO uncontrolled search path
A vulnerability was found in Patch My PC Home Updater up to 5.1.3.0. It has been rated as critical. This issue affects some unknown processing in the library advapi32.dll/BCrypt.dll/comctl32.dll/crypt32.dll/dwmapi.dll/gdi32.dll/gdiplus.dll/imm32.dll/iphlpapi.dll/kernel32.dll/mscms.dll/msctf.dll/ntdll.dll/ole32.dll/oleaut32.dll/PresentationNative_cor3.dll/secur32.dll/shcore.dll/shell32.dll/sspicli.dll/System.IO. The manipulation leads to uncontrolled search path. It is possible to launch the attack on the local host. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- High
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Patch My PC Home Updater System.IO uncontrolled search path
A vulnerability was found in Patch My PC Home Updater up to 5.1.3.0. It has been rated as critical. This issue affects some unknown processing in the library advapi32.dll/BCrypt.dll/comctl32.dll/crypt32.dll/dwmapi.dll/gdi32.dll/gdiplus.dll/imm32.dll/iphlpapi.dll/kernel32.dll/mscms.dll/msctf.dll/ntdll.dll/ole32.dll/oleaut32.dll/PresentationNative_cor3.dll/secur32.dll/shcore.dll/shell32.dll/sspicli.dll/System.IO. The manipulation leads to uncontrolled search path. It is possible to launch the attack on the local host. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
- Record
CVE-2025-4455- CVSS 4.0
- 7.3 High
CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N - CVSS 3.1
- 7.0 High
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 3.0
- 7.0 High
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.0
AV:L/AC:H/Au:S/C:C/I:C/A:C - Weakness
- CWE-427, CWE-426
- Updated
- 2026-11-02
EUVDEUVD-2025-14072
A vulnerability was found in Patch My PC Home Updater up to 5.1.3.0. It has been rated as critical. This issue affects some unknown processing in the library advapi32.dll/BCrypt.dll/comctl32.dll/crypt32.dll/dwmapi.dll/gdi32.dll/gdiplus.dll/imm32.dll/iphlpapi.dll/kernel32.dll/mscms.dll/msctf.dll/ntdll.dll/ole32.dll/oleaut32.dll/PresentationNative_cor3.dll/secur32.dll/shcore.dll/shell32.dll/sspicli.dll/System.IO. The manipulation leads to uncontrolled search path. It is possible to launch the attack on the local host. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
- Record
EUVD-2025-14072- CVSS 4.0
- 7.3 High
CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-q29p-vg3v-q6c5
A vulnerability was found in Patch My PC Home Updater up to 5.1.3.0. It has been rated as...
A vulnerability was found in Patch My PC Home Updater up to 5.1.3.0. It has been rated as critical. This issue affects some unknown processing in the library advapi32.dll/BCrypt.dll/comctl32.dll/crypt32.dll/dwmapi.dll/gdi32.dll/gdiplus.dll/imm32.dll/iphlpapi.dll/kernel32.dll/mscms.dll/msctf.dll/ntdll.dll/ole32.dll/oleaut32.dll/PresentationNative_cor3.dll/secur32.dll/shcore.dll/shell32.dll/sspicli.dll/System.IO. The manipulation leads to uncontrolled search path. It is possible to launch the attack on the local host. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
- Record
GHSA-q29p-vg3v-q6c5- CVSS 4.0
- 7.3 High
CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/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
- 7.0 High
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-426
- Updated
- 2026-11-02
NVD
A vulnerability was found in Patch My PC Home Updater up to 5.1.3.0. It has been rated as critical. This issue affects some unknown processing in the library advapi32.dll/BCrypt.dll/comctl32.dll/crypt32.dll/dwmapi.dll/gdi32.dll/gdiplus.dll/imm32.dll/iphlpapi.dll/kernel32.dll/mscms.dll/msctf.dll/ntdll.dll/ole32.dll/oleaut32.dll/PresentationNative_cor3.dll/secur32.dll/shcore.dll/shell32.dll/sspicli.dll/System.IO. The manipulation leads to uncontrolled search path. It is possible to launch the attack on the local host. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
- Record
CVE-2025-4455- CVSS 4.0
- 7.3 High
CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/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
- 7.0 High
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.0 Medium
AV:L/AC:H/Au:S/C:C/I:C/A:C - Weakness
- CWE-426, 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-2025-4455 is a high vulnerability (CVSS 7.3) in Patch My Pc Home Updater, published May 9, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.28%, the 20th percentile. No source names a fixed version.