How severe is CVE-2025-11524?

CVE-2025-11524 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-2025-11524 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-11524?

CVE-2025-11524 affects Tenda Ac7 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-11524?

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-2025-11524 have an EU (EUVD) identifier?

Yes. CVE-2025-11524 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-33268.

When was CVE-2025-11524 published?

CVE-2025-11524 was published on 2025-10-09 and last updated on 2026-06-17.

CVE-2025-11524

CVE-2025-11524 is a high-severity vulnerability in Tenda Ac7 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% (59th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-33268
Weakness: CWE-119
Affected product: Tenda Ac7 Firmware
Published: 2025-10-09
Last modified: 2026-06-17

Description

A flaw has been found in Tenda AC7 15.03.06.44. This issue affects some unknown processing of the file /goform/SetDDNSCfg. This manipulation of the argument ddnsEn causes stack-based buffer overflow. The attack can be initiated remotely. The exploit has been published and may be used.

Frequently asked questions

What is CVE-2025-11524?: A flaw has been found in Tenda AC7 15.03.06.44. This issue affects some unknown processing of the file /goform/SetDDNSCfg. This manipulation of the argument ddnsEn causes stack-based buffer overflow. The attack can be initiated remotely. The exploit has been published and may be used.
How severe is CVE-2025-11524?: CVE-2025-11524 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-2025-11524 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-11524?: CVE-2025-11524 affects Tenda Ac7 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-11524?: 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-2025-11524 have an EU (EUVD) identifier?: Yes. CVE-2025-11524 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-33268.
When was CVE-2025-11524 published?: CVE-2025-11524 was published on 2025-10-09 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:tenda:ac7_firmware:15.03.06.44:*:*:*:*:*:*:*

More vulnerabilities in Tenda Ac7 Firmware

CVE-2026-51846 — Critical (CVSS 9.8): In Tenda AC7 v15.03.06.44, the wanSpeed parameter of the route /goform/AdvSetMacMtuWan has a stack buffer overflow…
CVE-2026-51845 — Critical (CVSS 9.8): Tenda AC7 v15.03.06.44 contains a stack buffer overflow vulnerability in the /goform/AdvSetMacMtuWan interface via the…
CVE-2026-51844 — Critical (CVSS 9.8): Tenda AC7 v15.03.06.44 contains a stack buffer overflow vulnerability in the /goform/AdvSetMacMtuWan interface via the…
CVE-2026-51843 — Critical (CVSS 9.8): Tenda AC7 v15.03.06.44 contains a stack buffer overflow vulnerability in the /goform/AdvSetMacMtuWan interface via the…
CVE-2025-29135 — Critical (CVSS 9.8): A stack-based buffer overflow vulnerability in Tenda AC7 V15.03.06.44 allows a remote attacker to execute arbitrary…
CVE-2025-29137 — Critical (CVSS 9.8): Tenda AC7 V1.0 V15.03.06.44 found a buffer overflow caused by the timeZone parameter in the form_fast_setting_wifi_set…

All CVEs affecting Tenda Ac7 Firmware →

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

CVE-2026-77946 — Critical (CVSS 10.0): A vulnerability was determined in TRENDnet TEW-821DAP 2.2.01b05. Affected by this vulnerability is the function…
CVE-2026-76008 — Critical (CVSS 10.0): A flaw has been found in Comfast CF-N1-S 2.6.0.1. This affects the function get_para_from_uri of the file…
CVE-2026-75784 — Critical (CVSS 10.0): A vulnerability was detected in TRENDnet TEW-WLC100 1v2.07b01. Affected by this issue is the function FUN_0040da4c of…
CVE-2026-74843 — Critical (CVSS 10.0): A vulnerability was determined in Wavlink WN531P3 and WN535M1 V250922. Affected by this vulnerability is the function…
CVE-2026-16367 — Critical (CVSS 10.0): Sandbox escape due to invalid pointer in the Disability Access APIs component. This vulnerability was fixed in Firefox…
CVE-2026-2778 — Critical (CVSS 10.0): Sandbox escape due to incorrect boundary conditions in the DOM: Core & HTML component. This vulnerability was fixed in…

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