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PatchSiren cyber security CVE debrief

CVE-2026-40788 QuantumCloud CVE debrief

CVE-2026-40788 is a HIGH severity vulnerability (CVSS Score: 7.1) affecting the ChatBot plugin versions <= 7.9.7. The vulnerability is caused by a Broken Access Control issue, specifically CWE-862. This vulnerability was published on [cvePublishedAt] and last modified on [cveModifiedAt].

Vendor
QuantumCloud
Product
ChatBot
CVSS
HIGH 7.1
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-15
Original CVE updated
2026-06-15
Advisory published
2026-06-15
Advisory updated
2026-06-15

Who should care

Users of ChatBot plugin versions <= 7.9.7 should apply patches or mitigations to prevent exploitation.

Technical summary

The vulnerability has a CVSS Vector of CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H. It allows low-privileged attackers to modify data, potentially leading to high impact.

Defensive priority

HIGH

Recommended defensive actions

  • Apply patches or updates to ChatBot plugin versions <= 7.9.7.
  • Restrict access to sensitive areas of the plugin.
  • Monitor plugin usage for suspicious activity.

Evidence notes

Evidence suggests that this vulnerability was discovered by Patchstack (see [ref-4]).

Sources and references

Verified primary and authoritative sources

  • CVE-2026-40788 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-40788

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

  • CVE-2026-40788 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-40788

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

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.