Vulnerability · Published Aug 4, 2026 · Assigned by VulDB
CVE-2026-18812H3C NX15 esps esps.ipv6.wan command injection
High 7.2
In plain English
A high-severity command injection in NX15 from H3C. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 3.6% (higher than 89% of all known vulnerabilities).
Severity (CVSS 3.1)7.2High
Exploit odds (30 days)3.6%top 10.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
A flaw has been found in H3C NX15 V100R017. The impacted element is the function esps.ipv6.wan of the file /api/esps. Executing a manipulation of the argument workMode can lead to command injection. It is possible to launch the attack remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure.
Affected products (as reported)
Weakness: CWE-77, CWE-74 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
References
- VDB-385811 | H3C NX15 esps esps.ipv6.wan command injection vdb-entry, technical-description
- VDB-385811 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- CVE-2026-18812 | CVE Analysis and Report third-party-advisory
- Submit #857809 | H3C NX15 Router NX15V100R017 Command Injection third-party-advisory
- https://github.com/coconut652-7/IOT_Vul_Public/tree/main/H3C/NX15R017/esps_ipv6_wan_set_workmode_root_rce exploit