How severe is CVE-2026-7080?

CVE-2026-7080 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-7080 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-7080?

CVE-2026-7080 affects Tenda F456 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-7080?

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

Does CVE-2026-7080 have an EU (EUVD) identifier?

Yes. CVE-2026-7080 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-25763.

When was CVE-2026-7080 published?

CVE-2026-7080 was published on 2026-04-27 and last updated on 2026-06-17.

CVE-2026-7080

CVE-2026-7080 is a high-severity vulnerability in Tenda F456 Firmware with a CVSS 3.x base score of 8.8. 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: High (CVSS 3.x base score 8.8)
CVSS v2: 9.0
CVSS v4: 7.4
EPSS exploit prediction: 1% (46th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-25763
Weakness: CWE-119
Affected product: Tenda F456 Firmware
Published: 2026-04-27
Last modified: 2026-06-17

Description

A security vulnerability has been detected in Tenda F456 1.0.0.5. This impacts the function fromPPTPUserSetting of the file /goform/PPTPUserSetting of the component httpd. Such manipulation of the argument delno leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed publicly and may be used.

Frequently asked questions

What is CVE-2026-7080?: A security vulnerability has been detected in Tenda F456 1.0.0.5. This impacts the function fromPPTPUserSetting of the file /goform/PPTPUserSetting of the component httpd. Such manipulation of the argument delno leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed publicly and may be used.
How severe is CVE-2026-7080?: CVE-2026-7080 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-7080 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-7080?: CVE-2026-7080 affects Tenda F456 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-7080?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-7080 have an EU (EUVD) identifier?: Yes. CVE-2026-7080 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-25763.
When was CVE-2026-7080 published?: CVE-2026-7080 was published on 2026-04-27 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:tenda:f456_firmware:1.0.0.5:*:*:*:*:*:*:*

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CVE-2026-7101 — High (CVSS 8.8): A vulnerability has been found in Tenda F456 1.0.0.5. This affects the function fromWrlclientSet of the file…
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