H3C NX15 V100R017 /api/esps esps.ipv6.wan workMode command injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.5$0-$5k2.60+

Summaryinfo

A vulnerability classified as critical has been found in H3C NX15 V100R017. This affects the function esps.ipv6.wan of the file /api/esps. The manipulation of the argument workMode leads to command injection. This vulnerability is documented as CVE-2026-18812. The attack can be initiated remotely. Additionally, an exploit exists. The vendor was contacted early about this disclosure.

Detailsinfo

A vulnerability was found in H3C NX15 V100R017. It has been rated as critical. This issue affects the function esps.ipv6.wan of the file /api/esps. The manipulation of the argument workMode with an unknown input leads to a command injection vulnerability. Using CWE to declare the problem leads to CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability.

It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2026-18812. The exploitation is known to be easy. The attack may be initiated remotely. The exploitation needs additional levels of successful authentication. Technical details as well as a public exploit are known. The attack technique deployed by this issue is T1202 according to MITRE ATT&CK.

The exploit is available at github.com. It is declared as proof-of-concept. The vendor was contacted early about this disclosure.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.2
VulDB Meta Temp Score: 6.5

VulDB Base Score: 7.2
VulDB Temp Score: 6.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Command injection
CWE: CWE-77 / CWE-74 / CWE-707
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

08/04/2026 Advisory disclosed
08/04/2026 +0 days VulDB entry created
08/04/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2026-18812 (🔒)
GCVE (CVE): GCVE-0-2026-18812
GCVE (VulDB): GCVE-100-385811
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 08/04/2026 14:51
Changes: 08/04/2026 14:51 (58)
Complete: 🔍
Submitter: coconut
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #857809: H3C NX15 Router NX15V100R017 Command Injection (by coconut)

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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