How severe is CVE-2025-11387?

CVE-2025-11387 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-2025-11387 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-11387?

CVE-2025-11387 affects Tenda Ac15 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-11387?

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-2025-11387 have an EU (EUVD) identifier?

Yes. CVE-2025-11387 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-32101.

When was CVE-2025-11387 published?

CVE-2025-11387 was published on 2025-10-07 and last updated on 2026-06-17.

CVE-2025-11387

CVE-2025-11387 is a high-severity vulnerability in Tenda Ac15 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% (50th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-32101
Weakness: CWE-119
Affected product: Tenda Ac15 Firmware
Published: 2025-10-07
Last modified: 2026-06-17

Description

A vulnerability was determined in Tenda AC15 15.03.05.18. This affects an unknown function of the file /goform/fast_setting_pppoe_set. This manipulation of the argument Password causes stack-based buffer overflow. The attack may be initiated remotely. The exploit has been publicly disclosed and may be utilized.

Frequently asked questions

What is CVE-2025-11387?: A vulnerability was determined in Tenda AC15 15.03.05.18. This affects an unknown function of the file /goform/fast_setting_pppoe_set. This manipulation of the argument Password causes stack-based buffer overflow. The attack may be initiated remotely. The exploit has been publicly disclosed and may be utilized.
How severe is CVE-2025-11387?: CVE-2025-11387 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-2025-11387 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-11387?: CVE-2025-11387 affects Tenda Ac15 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-11387?: 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-2025-11387 have an EU (EUVD) identifier?: Yes. CVE-2025-11387 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-32101.
When was CVE-2025-11387 published?: CVE-2025-11387 was published on 2025-10-07 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:tenda:ac15_firmware:15.03.05.18:*:*:*:*:*:*:*

More vulnerabilities in Tenda Ac15 Firmware

CVE-2026-24103 — Critical (CVSS 9.8): A buffer overflow vulnerability was discovered in goform/formSetMacFilterCfg in Tenda AC15V1.0 V15.03.05.18_multi.
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CVE-2025-25632 — Critical (CVSS 9.8): Tenda AC15 v15.03.05.19 is vulnerable to Command Injection via the handler function in /goform/telnet.

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