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PatchSiren cyber security CVE debrief

CVE-2026-72601 CSZ CMS CVE debrief

A broken access control vulnerability in CSZ CMS 1.3.2 allows unauthenticated remote attackers to read all form submissions, including personally identifiable information, via the admin form-submission viewer. The viewer endpoint lacks an authentication check, and the framework authentication helper fails open. This vulnerability has a CVSS score of 7.5 and is classified as HIGH severity. Organizations using CSZ CMS 1.3.2 should prioritize verifying their instance's exposure and applying compensating controls to restrict access to the admin form-submission viewer. The CVE record was published on 2026-08-11T12:17:43.143Z and has not been modified since then. To verify exposure, defenders should review their instance's configuration and access controls. Additionally, they should monitor for suspicious activity and consider applying compensating controls to restrict access to the admin form-submission viewer.

Vendor
CSZ CMS
Product
Unknown
CVSS
HIGH 7.5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-08-11
Original CVE updated
2026-08-28
Advisory published
2026-08-11
Advisory updated
2026-08-28

Who should care

Organizations using CSZ CMS 1.3.2, administrators of CSZ CMS instances, and security teams responsible for monitoring and protecting against unauthorized access should be aware of this vulnerability. They should verify their instance's exposure, apply compensating controls to restrict access to the admin form-submission viewer, and monitor for suspicious activity. Additionally, they should review their incident response plans and procedures to ensure they are prepared to respond to potential exploitation of this vulnerability. Security teams should also consider implementing additional security controls, such as multi-factor authentication and intrusion detection systems, to further protect against potential exploitation. IT teams responsible for patch management and vulnerability remediation should prioritize patching or mitigating this vulnerability as soon as possible. End-users who submit forms via CSZ CMS should be aware of the potential risk of their personally identifiable information being accessed by unauthorized parties. They should monitor their accounts and credit reports for any suspicious activity and report any potential security incidents to their organization's security team. CSZ CMS developers and maintainers should review their codebase to ensure that similar vulnerabilities are not present in other components. They should also consider implementing additional security features, such as authentication and authorization checks, to prevent similar vulnerabilities in the future. Security researchers and vulnerability reporters should be aware of this vulnerability and consider reporting similar vulnerabilities to the vendor or the CVE Program. Vendors and developers should prioritize secure coding practices and include security testing in their development lifecycle to prevent similar vulnerabilities. Compliance teams should review their organization's compliance policies and procedures to ensure they are aligned with regulatory requirements and industry best practices for vulnerability management and incident response. Auditors and compliance officers should review an organization's vulnerability management and incident response processes to to

Technical summary

A broken access control vulnerability in CSZ CMS 1.3.2 allows unauthenticated remote attackers to read all form submissions, including personally identifiable information, via the admin form-submission viewer. The viewer endpoint lacks an authentication check, and the framework authentication helper fails open. This vulnerability has a CVSS score of 7.5 and is classified as HIGH severity. Organizations using CSZ CMS 1.3.2 should prioritize verifying their instance's exposure and applying compensating controls to restrict access to the admin form-submission viewer.

Defensive priority

Organizations using CSZ CMS 1.3.2 should prioritize verifying their instance's exposure and applying compensating controls to restrict access to the admin form-submission viewer.

Recommended defensive actions

  • Verify instance exposure and apply compensating controls
  • Restrict access to the admin form-submission viewer
  • Monitor for suspicious activity
  • 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 description indicates a broken access control vulnerability in CSZ CMS 1.3.2, allowing unauthenticated remote attackers to read all form submissions via the admin form-submission viewer. The viewer endpoint lacks an authentication check, and the framework authentication helper fails open. To verify exposure, defenders should review their instance's configuration and access controls. Additionally, they should monitor for suspicious activity and consider applying compensating controls to restrict access to the admin form-submission viewer.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-72601 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-72601

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

  • CVE-2026-72601 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-72601

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

Supplemental references

  • Source reference

    Unverified legacy reference

    URL: https://github.com/CSZ-CMS/CSZ-CMS-V1.3

    309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c

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.