Is CVE-2025-30256 in the CISA KEV catalog?

No. CVE-2025-30256 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-30256?

CVE-2025-30256 has a CVSS v3 base score of 8.6 (HIGH).

What is the EPSS score for CVE-2025-30256?

CVE-2025-30256 has an EPSS score of 0.37% (28th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2025-30256

HIGH

8.6

CVSS v3

NVD

Description

A denial of service vulnerability exists in the HTTP Header Parsing functionality of Tenda AC6 V5.0 V02.03.01.110. A specially crafted series of HTTP requests can lead to a reboot. An attacker can send multiple network packets to trigger this vulnerability.

CWE-772

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeChanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

Exploit Intelligence

0.37%probability of exploitation in 30 days

28thpercentile

Low risk: more likely to be exploited than 28% of all known CVEs.

References

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-11-03.