CVE-2026-39914: Auth Bypass (CVSS 6.5)

Description

TIM Flow before 26.0.6 contains an improper authorization vulnerability that allows any authenticated user to submit arbitrary SQL queries to a privileged dashboard Excel export endpoint intended for administrative use only. Attackers can craft and submit unauthorized SQL queries to the export endpoint to retrieve sensitive database contents as a downloadable spreadsheet, bypassing role-based access controls.

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CVSS v3.1 Score

6.5

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

EPSS — Exploit Prediction

0.0027

Probability of exploitation

0.20%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-862 Missing Authorization

References

Other References

https://tim-doc.atlassian.net/wiki/spaces/eng/pages/230981636/Release+Notes https://www.vulncheck.com/advisories/tim-flow-unauthorized-sql-query-execution-via-dashboard-export-endpoint

Frequently Asked Questions

What is CVE-2026-39914? +

TIM Flow before 26.0.6 contains an improper authorization vulnerability that allows any authenticated user to submit arbitrary SQL queries to a privileged dashboard Excel export endpoint intended for administrative use only. Attackers can craft and submit unauthorized SQL queries to the export endpoint to retrieve sensitive database contents as a downloadable spreadsheet, bypassing role-based access controls. It has a CVSS v3.1 base score of 6.5 (MEDIUM).

How severe is CVE-2026-39914? +

CVE-2026-39914 has a CVSS v3.1 score of 6.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0027, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-39914? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2026-39914