How severe is CVE-2025-10392?

CVE-2025-10392 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-10392 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-10392?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2025-10392 have an EU (EUVD) identifier?

Yes. CVE-2025-10392 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-29113.

When was CVE-2025-10392 published?

CVE-2025-10392 was published on 2025-09-14 and last updated on 2026-06-17.

CVE-2025-10392

CVE-2025-10392 is a critical-severity vulnerability with a CVSS 3.x base score of 9.8. 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-119.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
CVSS v4: 8.9
EPSS exploit prediction: 1% (48th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-29113
Weakness: CWE-119
Published: 2025-09-14
Last modified: 2026-06-17

Description

A vulnerability was detected in Mercury KM08-708H GiGA WiFi Wave2 1.1.14. This affects an unknown function of the component HTTP Header Handler. The manipulation of the argument Host results in stack-based buffer overflow. The attack can be executed remotely. The exploit is now public and may be used.

Frequently asked questions

What is CVE-2025-10392?: A vulnerability was detected in Mercury KM08-708H GiGA WiFi Wave2 1.1.14. This affects an unknown function of the component HTTP Header Handler. The manipulation of the argument Host results in stack-based buffer overflow. The attack can be executed remotely. The exploit is now public and may be used.
How severe is CVE-2025-10392?: CVE-2025-10392 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-10392 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-10392?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2025-10392 have an EU (EUVD) identifier?: Yes. CVE-2025-10392 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-29113.
When was CVE-2025-10392 published?: CVE-2025-10392 was published on 2025-09-14 and last updated on 2026-06-17.

References

Other CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities

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CVE-2026-2776 — Critical (CVSS 10.0): Sandbox escape due to incorrect boundary conditions in the Telemetry component in External Software. This vulnerability…
CVE-2025-1866 — Critical (CVSS 10.0): Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in warmcat libwebsockets allows…
CVE-2022-27625 — Critical (CVSS 10.0): A vulnerability regarding improper restriction of operations within the bounds of a memory buffer is found in the…
CVE-2022-27624 — Critical (CVSS 10.0): A vulnerability regarding improper restriction of operations within the bounds of a memory buffer is found in the…
CVE-2020-11896 — Critical (CVSS 10.0): The Treck TCP/IP stack before 6.0.1.66 allows Remote Code Execution, related to IPv4 tunneling.

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