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PatchSiren cyber security CVE debrief

CVE-2026-108884 jeecgboot CVE debrief

JeecgBoot through 3.9.5 contains a missing authorization vulnerability in the SysMessageTemplateController delete handler. This allows any authenticated user to delete message templates, potentially causing system notices and workflow reminders to fail. Defenders should verify exposure, prioritize remediation, and monitor for unauthorized template deletions. The CVE record was published on 2026-10-11T14:33:44.647Z and has not been modified since then. Affected product deployments should be reviewed for exposure, and owners should be assigned for follow-up.

Vendor
jeecgboot
Product
Unknown
CVSS
MEDIUM 5.3
CISA KEV
Not listed in stored evidence
Original CVE published
2026-10-11
Original CVE updated
2026-10-11
Advisory published
2026-10-11
Advisory updated
2026-10-11

Who should care

Defenders of systems using JeecgBoot through 3.9.5 should verify exposure, prioritize remediation, and monitor for unauthorized template deletions. Low-privileged attackers can delete shipped notification templates, causing system notices and workflow reminders to fail. System administrators and security teams responsible for JeecgBoot deployments should review the CVE record and take necessary actions to prevent exploitation.

Why it matters

JeecgBoot through 3.9.5 contains a missing authorization vulnerability that allows any authenticated user to delete message templates, potentially causing system notices and workflow reminders to fail.

  • Low-privileged attackers can delete shipped notification templates, causing system notices and workflow reminders to fail.
  • Defenders must verify exposure and prioritize remediation to prevent unauthorized template deletions.
  • System notices and workflow reminders may fail due to deleted templates.

Technical summary

JeecgBoot through 3.9.5 contains a missing authorization vulnerability in the SysMessageTemplateController delete handler that allows any authenticated user to delete message templates. Low-privileged attackers can obtain template ids from the unguarded list endpoint and delete shipped notification templates, causing system notices and workflow reminders to fail. The vulnerability allows any authenticated user to delete message templates, and defenders should verify exposure and prioritize remediation to prevent unauthorized template deletions.

Defensive priority

Low-privileged attackers can delete shipped notification templates, causing system notices and workflow reminders to fail. Defenders should verify exposure, prioritize remediation, and monitor for unauthorized template deletions.

Recommended defensive actions

  • Verify exposure by checking for unauthorized template deletions
  • Prioritize remediation for systems using JeecgBoot through 3.9.5
  • Monitor for unauthorized template deletions
  • Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up
  • Review the supplied official advisory or CVE record to validate affected scope, severity, and vendor guidance
  • Plan vendor-supported updates or mitigations through normal change control where exposure is confirmed
  • Review compensating controls for exposed systems while remediation is scheduled and verified

Evidence notes

The CVE record and source item provide details on the missing authorization vulnerability in JeecgBoot through 3.9.5. The vulnerability allows any authenticated user to delete message templates. Low-privileged attackers can obtain template ids from the unguarded list endpoint and delete shipped notification templates.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-108884 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-108884

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

  • CVE-2026-108884 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-108884

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

Supplemental references

  • JeecgBoot through 3.9.5 Missing Authorization via sysMessageTemplate Delete Endpoint

    Unverified legacy reference

    URL: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/108xxx/CVE-2026-108884.json

    cve_program_cvelist_v5

  • Source reference

    Unverified legacy reference

    URL: https://github.com/AnkesKasty/cve-request-poc/blob/a7b6d1423555812d8efa26c91c5d0683164b31e5/JeecgBoot/poc_c322_sys_message_template_delete.py

    Supplemental source - exploit

  • Source reference

    Unverified legacy reference

    URL: https://github.com/jeecgboot/JeecgBoot/blob/e3b9dc0aefe1943d9772b026f64ed671a7c82802/jeecg-boot/jeecg-module-system/jeecg-system-biz/src/main/java/org/jeecg/modules/message/controller/SysMessageTemplateController.java

    Supplemental source - technical-description

  • Source reference

    Unverified legacy reference

    URL: https://www.vulncheck.com/advisories/jeecgboot-through-3.9.5-missing-authorization-via-sysmessagetemplate-delete-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.