High 8.8Published Oct 10, 2025

CVE-2025-11586Tenda AC7 setNotUpgrade stack-based overflow

Updated under an hour ago (Oct 27, 2026, 10:00 AM ET)

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No exploitation reported and no EPSS estimate yet.

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Every CVE for Tenda AC7

Exploited in the last 30 days

A vulnerability was determined in Tenda AC7 15.03.06.44. This affects an unknown function of the file /goform/setNotUpgrade. This manipulation of the argument newVersion causes stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been publicly disclosed and may be utilized.

CVSS: 8.8 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
Weakness (CWE): CWE-121, CWE-119
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Analyzed
Record last updated: Feb 24, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Tenda AC7 tenda:ac7_firmware	15.03.06.44	CNA record
tenda ac7_firmware tenda:ac7_firmware	15.03.06.44	NVD

References

References

https://vuldb.com/?id.327908	vdb-entry, technical-description, third-party-advisory
https://vuldb.com/?ctiid.327908	signature, permissions-required, vdb-entry
https://vuldb.com/?submit.671597	third-party-advisory, vdb-entry
https://github.com/noahze01/IoT-vulnerable/blob/main/Tenda/AC7/setNotUpgrade.md	patch, exploit, third-party-advisory
https://github.com/noahze01/IoT-vulnerable/blob/main/Tenda/AC7/setNotUpgrade.md#exploit	exploit, patch, third-party-advisory
https://www.tenda.com.cn/	product

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.