CVE-2026-92455Network attack vector

Unauthorized customer messaging via unchecked endpoint permissions

Published Sep 16, 2026 · Updated Sep 16, 2026

Missing authorization in YSHOP CRM through 2.1.3 allows remote authenticated users to send arbitrary SMS and email to customers. CrmCustomerController's sendSms and sendMail handlers accept customerIds, templateCode, and templateParams without enforcing endpoint-level authorization. Any authenticated back-office account can trigger messages through configured organizational channels, enabling unauthorized contact with arbitrary customers.

CVSS severityUnavailable
Unscored
EPSS probabilityUnavailable
No score available in this record
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

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Summary

What happened

Missing authorization in YSHOP CRM through 2.1.3 allows remote authenticated users to send arbitrary SMS and email to customers. CrmCustomerController's sendSms and sendMail handlers accept customerIds, templateCode, and templateParams without enforcing endpoint-level authorization. Any authenticated back-office account can trigger messages through configured organizational channels, enabling unauthorized contact with arbitrary customers.

The record

CVE
CVE-2026-92455
Published
Sep 16, 2026
Updated
Sep 16, 2026
Vendor
guchengwuyue
Product
YSHOP CRM
Classifications
Unavailable
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Sep 16, 2026CVE publishedPublication date reported by the CVE source.
  2. Sep 16, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

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  1. Affected versionversion=0 <=2.1.3

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

guchengwuyue · YSHOP CRMversion=0 <=2.1.3

Published CVSS scores

No CVSS assessment is available in this record.

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

No sourced classifications are available.

Public exploit references

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Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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