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MongoDBCVE-2026-76794

MongoDB BI Connector Transition Readiness Report: cross-site scripting

Medium4.8CVE-2026-76794 · Published Aug 28, 2026 · updated Sep 17, 2026

MongoSQL Transition Readiness Tool does not sufficiently encode database metadata before including it in generated HTML. A MongoDB user with write access can introduce crafted metadata that may cause script code to run when another user generates and opens the report, potentially exposing report contents or altering its display.

MongoDB advisory

Affected versions

PackageAffectedFixed in
BI Connector Transition Readiness Report
Product
>= 1.0.0, < 1.1.31.1.3
Details and references
CVSS 4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Severity from
the vendor (its own CVE record or advisory)
Weakness
CWE-79

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