CVE-2025-7099
BoyunCMS Installation install2.php deserialization
A vulnerability has been found in BoyunCMS up to 1.21 on PHP7 and classified as critical. Affected by this vulnerability is an unknown functionality of the file install/install2.php of the component Installation Handler. The manipulation of the argument db_host leads to deserialization. The attack can be launched remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
BoyunCMS Installation install2.php deserialization
A vulnerability has been found in BoyunCMS up to 1.21 on PHP7 and classified as critical. Affected by this vulnerability is an unknown functionality of the file install/install2.php of the component Installation Handler. The manipulation of the argument db_host leads to deserialization. The attack can be launched remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used.
- Record
CVE-2025-7099- CVSS 4.0
- 6.3 Medium
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P - CVSS 3.1
- 5.6 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R - CVSS 3.0
- 5.6 Medium
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R - CVSS 2.0
- 5.1
AV:N/AC:H/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR - Weakness
- CWE-502, CWE-20
- Updated
- 2026-11-02
EUVDEUVD-2025-20158
A vulnerability has been found in BoyunCMS up to 1.21 on PHP7 and classified as critical. Affected by this vulnerability is an unknown functionality of the file install/install2.php of the component Installation Handler. The manipulation of the argument db_host leads to deserialization. The attack can be launched remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used.
- Record
EUVD-2025-20158- CVSS 4.0
- 6.3 Medium
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-h249-8hpj-j6ph
A vulnerability has been found in BoyunCMS up to 1.21 on PHP7 and classified as critical....
A vulnerability has been found in BoyunCMS up to 1.21 on PHP7 and classified as critical. Affected by this vulnerability is an unknown functionality of the file install/install2.php of the component Installation Handler. The manipulation of the argument db_host leads to deserialization. The attack can be launched remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used.
- Record
GHSA-h249-8hpj-j6ph- CVSS 4.0
- 2.9 Low
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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
- 5.6 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L - Weakness
- CWE-20, CWE-502
- Updated
- 2026-11-02
NVD
A vulnerability has been found in BoyunCMS up to 1.21 on PHP7 and classified as critical. Affected by this vulnerability is an unknown functionality of the file install/install2.php of the component Installation Handler. The manipulation of the argument db_host leads to deserialization. The attack can be launched remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used.
- Record
CVE-2025-7099- CVSS 4.0
- 2.9 Low
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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
- 5.6 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L - CVSS 3.1
- 5.9 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 5.1 Medium
AV:N/AC:H/Au:N/C:P/I:P/A:P - Weakness
- CWE-20, CWE-502
- 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-2025-7099 is a medium vulnerability (CVSS 6.3) in Boyuncms Project Boyuncms, published July 6, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.47%, the 41st percentile. No source names a fixed version.