Vulnerability · Published Jun 28, 2026 · Assigned by VulDB
CVE-2026-13515Tenda JD12L SetPptpServerCfg formSetPPTPServer stack-based overflow
High 8.8
In plain English
A high-severity stack buffer overflow in JD12L from Tenda. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 58% of all known vulnerabilities).
Severity (CVSS 3.1)8.8High
Exploit odds (30 days)0.9%top 41.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
A security vulnerability has been detected in Tenda JD12L 16.03.53.23. Impacted is the function formSetPPTPServer of the file /goform/SetPptpServerCfg. Such manipulation of the argument startIp leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed publicly and may be used.
Affected products (as reported)
Weakness: CWE-121, 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-374523 | Tenda JD12L SetPptpServerCfg formSetPPTPServer stack-based overflow vdb-entry, technical-description
- VDB-374523 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- CVE-2026-13515 | CVE Analysis and Report third-party-advisory
- Submit #838885 | Tenda JD12L Pro V16.03.53.23 Stack-based Buffer Overflow third-party-advisory
- https://github.com/cve-a/Vampirensa/issues/1 exploit, issue-tracking
- https://www.tenda.com.cn/ product