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PatchSiren cyber security CVE debrief

CVE-2026-107830 banq CVE debrief

CVE-2026-107830 is a vulnerability in Jivejdon, a software application developed by banq, that lacks rate limiting on its unauthenticated /account/smsVRAction endpoint. This allows attackers to send unlimited SMS messages, potentially exhausting the operator's Tencent Cloud SMS balance and harassing arbitrary phone numbers. The vulnerability exists in Jivejdon from commit e0306088 through commit ee67a65e. Defenders responsible for Jivejdon deployments should assess exposure and prioritize remediation to prevent potential abuse of the vulnerable endpoint.

Vendor
banq
Product
jivejdon
CVSS
MEDIUM 6.9
CISA KEV
Not listed in stored evidence
Original CVE published
2026-10-08
Original CVE updated
2026-10-08
Advisory published
2026-10-08
Advisory updated
2026-10-08

Who should care

Defenders responsible for Jivejdon deployments should assess exposure and prioritize remediation to prevent potential abuse of the vulnerable endpoint. This includes verifying the presence of the vulnerability, implementing rate limiting on the /account/smsVRAction endpoint, and monitoring for potential abuse. Security teams and operators managing Jivejdon should review the CVE record and source item for details on the vulnerability and its potential

Why it matters

CVE-2026-107830 is a medium-severity vulnerability in Jivejdon that allows attackers to send unlimited SMS messages, potentially exhausting the operator's Tencent Cloud SMS balance and harassing arbitrary phone numbers. Defenders responsible for Jivejdon deployments should assess exposure and prioritize remediation to prevent potential abuse of the vulnerable endpoint.

  • Potential exhaustion of Tencent Cloud SMS balance
  • Harassment of arbitrary phone numbers
  • Verification of endpoint rate limiting is required

Technical summary

The vulnerability exists in Jivejdon from commit e0306088 through commit ee67a65e, where the unauthenticated /account/smsVRAction endpoint handled by SmsQQAction lacks rate limiting, allowing unlimited SMS sending. This could lead to potential exhaustion of the operator's Tencent Cloud SMS balance and harassment of arbitrary phone numbers. Defenders should prioritize verifying the presence of this vulnerability in their Jivejdon deployments and implementing rate limiting on the affected endpoint. The vulnerability's severity is medium, with a CVSS score of 6.9.

Defensive priority

Defenders should prioritize verifying the presence of this vulnerability in their Jivejdon deployments and implementing rate limiting on the affected endpoint.

Recommended defensive actions

  • Verify the presence of this vulnerability in Jivejdon deployments
  • Implement rate limiting on the /account/smsVRAction endpoint
  • Monitor for potential abuse of the endpoint
  • Review compensating controls for exposed systems while remediation is scheduled and verified
  • Check relevant monitoring, detection, and logs for exposed assets that need extra review
  • Track exceptions, retest remediated assets, and close the item only after evidence is documented
  • Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up

Evidence notes

The CVE record and source item provide details on the vulnerability, including its description, affected versions, and references to technical descriptions. The source item notes that the vulnerability allows unlimited SMS sending via the /account/smsVRAction endpoint handled by SmsQQAction. The CVE Program record and NVD detail page offer additional context on the vulnerability's severity and potential impact.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-107830 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-107830

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-107830 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-107830

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

  • Jivejdon through commit ee67a65e Missing Rate Limiting via /account/smsVRAction SMS Endpoint

    Unverified legacy reference

    URL: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/107xxx/CVE-2026-107830.json

    cve_program_cvelist_v5

  • Source reference

    Unverified legacy reference

    URL: https://github.com/banq/jivejdon/issues/28

    Supplemental source - issue-tracking

  • Source reference

    Unverified legacy reference

    URL: https://github.com/banq/jivejdon

    Supplemental source - product

  • Source reference

    Unverified legacy reference

    URL: https://github.com/banq/jivejdon/blob/ee67a65e65228644a71c8317d7e34deea50f95ef/src/main/java/com/jdon/jivejdon/presentation/action/account/SmsQQAction.java

    Supplemental source - technical-description

  • Source reference

    Unverified legacy reference

    URL: https://github.com/banq/jivejdon/blob/ee67a65e65228644a71c8317d7e34deea50f95ef/application/account/newAccount.jsp

    Supplemental source - technical-description

  • Source reference

    Unverified legacy reference

    URL: https://www.vulncheck.com/advisories/jivejdon-through-commit-ee67a65e-missing-rate-limiting-via-account-smsvraction-sms-endpoint

    Supplemental source - third-party-advisory

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.