High 8.8Published Nov 2, 2025

CVE-2025-12596Tenda AC23 saveParentControlInfo buffer overflow

Updated under an hour ago (Oct 25, 2026, 11:00 PM ET)

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It affects Tenda AC23. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for Tenda AC23

Exploited in the last 30 days

A security vulnerability has been detected in Tenda AC23 16.03.07.52. Affected is the function saveParentControlInfo of the file /goform/saveParentControlInfo. Such manipulation of the argument Time leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used.

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-120, 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 AC23 tenda:ac23_firmware	16.03.07.52	CNA record
tenda ac23_firmware tenda:ac23_firmware	16.03.07.52	NVD

References

https://vuldb.com/?id.330891vdb-entry, technical-description, third-party-advisory
https://vuldb.com/?ctiid.330891signature, permissions-required, vdb-entry
https://vuldb.com/?submit.677585third-party-advisory, vdb-entry
https://github.com/LX-LX88/cve/issues/9broken-link, exploit, issue-tracking, 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.