How severe is CVE-2025-7099?

CVE-2025-7099 has a CVSS 3.x base score of 5.6, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2025-7099 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-7099?

CVE-2025-7099 affects Boyuncms Project Boyuncms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-7099?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-7099 have an EU (EUVD) identifier?

Yes. CVE-2025-7099 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-20158.

When was CVE-2025-7099 published?

CVE-2025-7099 was published on 2025-07-07 and last updated on 2026-06-17.

CVE-2025-7099

CVE-2025-7099 is a medium-severity vulnerability in Boyuncms Project Boyuncms with a CVSS 3.x base score of 5.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-502.

Key facts

Severity: Medium (CVSS 3.x base score 5.6)
CVSS v2: 5.1
CVSS v4: 2.9
EPSS exploit prediction: 0% (32nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-20158
Weakness: CWE-502
Affected product: Boyuncms Project Boyuncms
Published: 2025-07-07
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2025-7099?: 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.
How severe is CVE-2025-7099?: CVE-2025-7099 has a CVSS 3.x base score of 5.6, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2025-7099 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-7099?: CVE-2025-7099 affects Boyuncms Project Boyuncms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-7099?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-7099 have an EU (EUVD) identifier?: Yes. CVE-2025-7099 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-20158.
When was CVE-2025-7099 published?: CVE-2025-7099 was published on 2025-07-07 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:boyuncms_project:boyuncms:*:*:*:*:*:*:*:*

More vulnerabilities in Boyuncms Project Boyuncms

CVE-2025-7103 — Medium (CVSS 6.3): A vulnerability was found in BoyunCMS up to 1.4.20. It has been rated as critical. This issue affects some unknown…
CVE-2025-7102 — Medium (CVSS 6.3): A vulnerability was found in BoyunCMS up to 1.4.20. It has been declared as critical. This vulnerability affects…
CVE-2025-7101 — Medium (CVSS 6.3): A vulnerability was found in BoyunCMS up to 1.4.20. It has been classified as critical. This affects an unknown part of…
CVE-2025-7100 — Medium (CVSS 6.3): A vulnerability was found in BoyunCMS up to 1.4.20 and classified as critical. Affected by this issue is some unknown…

All CVEs affecting Boyuncms Project Boyuncms →

Other CWE-502 (Deserialization of Untrusted Data) vulnerabilities

CVE-2026-41104 — Critical (CVSS 10.0): Deserialization of untrusted data in Microsoft Planetary Computer Pro allows an unauthorized attacker to disclose…
CVE-2026-43633 — Critical (CVSS 10.0): HestiaCP versions 1.9.0 through 1.9.4 contain a deserialization vulnerability in the web terminal component caused by a…
CVE-2026-33819 — Critical (CVSS 10.0): Deserialization of untrusted data in Microsoft Bing allows an unauthorized attacker to execute code over a network.
CVE-2026-20131 — Critical (CVSS 10.0): A vulnerability in the web-based management interface of Cisco Secure Firewall Management Center (FMC) Software could…
CVE-2026-25632 — Critical (CVSS 10.0): EPyT-Flow is a Python package designed for the easy generation of hydraulic and water quality scenario data of water…
CVE-2025-14931 — Critical (CVSS 10.0): Hugging Face smolagents Remote Python Executor Deserialization of Untrusted Data Remote Code Execution Vulnerability.…

Browse all CWE-502 (Deserialization of Untrusted Data) vulnerabilities →