Vulnerability · Published Nov 2, 2025 · Assigned by VulDB
CVE-2025-12595Tenda AC23 SetVirtualServerCfg formSetVirtualSer buffer overflow
High 8.8
In plain English
A high-severity buffer overflow in AC23 from Tenda. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.1% (higher than 66% of all known vulnerabilities).
Severity (CVSS 3.1)8.8High
Exploit odds (30 days)1.1%top 34.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
A weakness has been identified in Tenda AC23 16.03.07.52. This impacts the function formSetVirtualSer of the file /goform/SetVirtualServerCfg. This manipulation of the argument list causes buffer overflow. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks.
Affected products (as reported)
Weakness: CWE-120, CWE-119 · Vector: 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
References
- VDB-330890 | Tenda AC23 SetVirtualServerCfg formSetVirtualSer buffer overflow vdb-entry, technical-description
- VDB-330890 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- Submit #677581 | Tenda AC23 V16.03.07.52 Buffer Over third-party-advisory
- https://github.com/LX-LX88/cve/issues/8 broken-link, exploit, issue-tracking
- https://www.tenda.com.cn/ product