Vulnerability record · CVE-2026-18902 · published 5 August 2026

CVE-2026-18902: Injection vulnerability

A vulnerability was detected in H3C NX15 V100R017. Affected by this vulnerability is the function esps.wan.repeater.set/repeaterproc of the file /api/esps. Performing a manipulation of the argument my2P4key results in command injection. Remote exploitation of the attack is possible. The exploit is now public and may be used. The vendor was contacted early about this disclosure.

7.3 CVSS 4.0 High EPSS 3.8% · top 10.3% CWE-74 · InjectionCWE-77 · Command injection Deferred

7.3CVSS 4.0 base score, v2 8.3

3.8%EPSS exploitation probability, 30 days

NoNot in CISA KEV

0Affected product versions listed by NVD

6References

12 Aug 2026Last modified by NVD

Description

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

Link	Tags
https://github.com/coconut652-7/IOT_Vul_Public/blob/main/H3C/NX15R017/esps.wan.repeater.set-repeaterproc/poc/postauth_es
https://github.com/coconut652-7/IOT_Vul_Public/blob/main/H3C/NX15R017/esps.wan.repeater.set-repeaterproc/report/postauth
https://vuldb.com/cve/CVE-2026-18902
https://vuldb.com/submit/857833
https://vuldb.com/vuln/385936
https://vuldb.com/vuln/385936/cti

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Source: NIST National Vulnerability Database (record CVE-2026-18902), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.