How severe is CVE-2025-8979?

CVE-2025-8979 has a CVSS 3.x base score of 6.6, rated medium severity. It is exploitable over network with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-8979 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-8979?

CVE-2025-8979 affects Tenda Ac15 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-8979?

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

Does CVE-2025-8979 have an EU (EUVD) identifier?

Yes. CVE-2025-8979 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-24943.

When was CVE-2025-8979 published?

CVE-2025-8979 was published on 2025-08-14 and last updated on 2026-06-17.

CVE-2025-8979

CVE-2025-8979 is a medium-severity vulnerability in Tenda Ac15 Firmware with a CVSS 3.x base score of 6.6. 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-345.

Key facts

Severity: Medium (CVSS 3.x base score 6.6)
CVSS v2: 6.8
CVSS v4: 6.6
EPSS exploit prediction: 0% (31st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-24943
Weakness: CWE-345
Affected product: Tenda Ac15 Firmware
Published: 2025-08-14
Last modified: 2026-06-17

Description

A vulnerability was identified in Tenda AC15 15.13.07.13. Affected by this vulnerability is the function check_fw_type/split_fireware/check_fw of the component Firmware Update Handler. The manipulation leads to insufficient verification of data authenticity. 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-2025-8979?: A vulnerability was identified in Tenda AC15 15.13.07.13. Affected by this vulnerability is the function check_fw_type/split_fireware/check_fw of the component Firmware Update Handler. The manipulation leads to insufficient verification of data authenticity. 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-2025-8979?: CVE-2025-8979 has a CVSS 3.x base score of 6.6, rated medium severity. It is exploitable over network with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-8979 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-8979?: CVE-2025-8979 affects Tenda Ac15 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-8979?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-8979 have an EU (EUVD) identifier?: Yes. CVE-2025-8979 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-24943.
When was CVE-2025-8979 published?: CVE-2025-8979 was published on 2025-08-14 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:tenda:ac15_firmware:15.13.07.13:*:*:*:*:*:*:*

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