How severe is CVE-2023-7266?

CVE-2023-7266 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2023-7266 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-7266?

CVE-2023-7266 primarily affects Huawei Tc7001-10 Firmware. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-7266?

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-2023-7266 have an EU (EUVD) identifier?

Yes. CVE-2023-7266 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-59680.

When was CVE-2023-7266 published?

CVE-2023-7266 was published on 2024-12-28 and last updated on 2026-06-17.

CVE-2023-7266

CVE-2023-7266 is a high-severity vulnerability in Huawei Tc7001-10 Firmware with a CVSS 3.x base score of 7.5. 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-420.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (19th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-59680
Weakness: CWE-420
Affected product: Huawei Tc7001-10 Firmware
Published: 2024-12-28
Last modified: 2026-06-17

Description

Some Huawei home routers have a connection hijacking vulnerability. Successful exploitation of this vulnerability may cause DoS or information leakage.(Vulnerability ID:HWPSIRT-2023-76605) This vulnerability has been assigned a (CVE)ID:CVE-2023-7266

Frequently asked questions

What is CVE-2023-7266?: Some Huawei home routers have a connection hijacking vulnerability. Successful exploitation of this vulnerability may cause DoS or information leakage.(Vulnerability ID:HWPSIRT-2023-76605) This vulnerability has been assigned a (CVE)ID:CVE-2023-7266
How severe is CVE-2023-7266?: CVE-2023-7266 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2023-7266 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-7266?: CVE-2023-7266 primarily affects Huawei Tc7001-10 Firmware. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-7266?: 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-2023-7266 have an EU (EUVD) identifier?: Yes. CVE-2023-7266 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-59680.
When was CVE-2023-7266 published?: CVE-2023-7266 was published on 2024-12-28 and last updated on 2026-06-17.

References

https://www.huawei.com/en/psirt/security-advisories/2024/huawei-sa-chvishhr-d616b19e-en

Affected products (3)

cpe:2.3:o:huawei:tc7001-10_firmware:2.0.0.336\(sp6c300\):*:*:*:*:*:*:*
cpe:2.3:o:huawei:ws7200-10_firmware:3.0.3.215:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ws7206-10_firmware:4.0.0.16\(v3r2\):*:*:*:*:*:*:*

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