Vulnerability · Published Jun 6, 2026 · Assigned by VulDB

CVE-2026-11413JingDong JD Cloud Box AX6600 jdcweb_rpc set_macfilter stack-based overflow

High 8.8

In plain English

A high-severity stack buffer overflow in JD Cloud Box AX6600 from JingDong. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 42% of all known vulnerabilities).

Severity (CVSS 3.1)8.8High

Exploit odds (30 days)0.5%top 58.4% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A security vulnerability has been detected in JingDong JD Cloud Box AX6600 4.5.3.r4546. The impacted element is the function set_macfilter of the file /sbin/jdcweb_rpc. The manipulation leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products (as reported)

Vendor	Product	Versions
JingDong	JD Cloud Box AX6600	4.5.3.r4546

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-368970 | JingDong JD Cloud Box AX6600 jdcweb_rpc set_macfilter stack-based overflow vdb-entry, technical-description
VDB-368970 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
CVE-2026-11413 | CVE Analysis and Report third-party-advisory
Submit #820025 | JD Cloud AX6600 JDCOS-4.5.3.r4546 Stack-based Buffer Overflow third-party-advisory
http://cdn2.v50to.cc/JDcloud-AX6600_overflow.zip exploit