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Budibase EUVDEUVD-2026-58503

| CVE-2026-72853 HIGH
SQL Injection (CWE-89)
2026-08-13 disclosure@vulncheck.com GHSA-mv4c-5rgh-72q9
8.8
CVSS 4.0 · Vendor: vulncheck
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Severity by source

Vendor (vulncheck) PRIMARY
8.8 HIGH
CVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/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
vuln.today AI
8.0 HIGH

PR:H and AC:H reflect required write privileges and double-quote table-name precondition; S:C captures injection executing as the Oracle database user beyond Budibase's application boundary.

3.1 AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
4.0 AV:N/AC:H/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

Primary rating from Vendor (vulncheck).

CVSS VectorVendor: vulncheck

CVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/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
Attack Vector
Network
Attack Complexity
High
Privileges Required
High
User Interaction
P
Scope
X

Lifecycle Timeline

3
Patch available
Aug 13, 2026 - 23:04 EUVD
Analysis Generated
Aug 13, 2026 - 22:35 vuln.today
CVE Published
Aug 13, 2026 - 22:17 cve.org
HIGH 8.8

DescriptionCVE.org

Budibase before 3.40.0 contains a SQL injection vulnerability in the Oracle datasource connector's post-write row lookup that fails to escape table names in identifiers. Attackers with write permission on a table with a double-quote in its name can inject SQL that executes as the datasource's database user to read or modify arbitrary data.

AnalysisAI

SQL injection in Budibase's Oracle datasource connector (versions before 3.40.0) exposes the underlying Oracle database to arbitrary read and write operations by authenticated platform users. The post-write row lookup query concatenates table names into SQL identifiers without escaping double-quote characters, enabling injection of arbitrary SQL that executes under the datasource's Oracle database user account. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
Obtain Budibase write permissions on Oracle-connected table
Delivery
Identify or create table with double-quote in name
Exploit
Submit write operation to trigger post-write lookup
Execution
Unescaped table name breaks SQL identifier boundary
Persist
Injected SQL executes as Oracle datasource service account
Impact
Read or modify arbitrary Oracle database data

Vulnerability AssessmentAI

Exploitation Exploitation requires the simultaneous presence of three specific conditions: (1) the attacker must hold Budibase write-level permissions (PR:H) on a table connected to an Oracle datasource - standard viewer or read-only roles are insufficient; (2) the targeted table's name must contain a double-quote character, which is syntactically valid in Oracle but atypical in standard naming conventions; and (3) the Budibase instance must be configured with an active Oracle datasource connector. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The CVSS 4.0 vector (AV:N/AC:H/AT:P/PR:H/UI:P) captures both the severity ceiling and the practical exploitation barriers. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario An insider or compromised account holding Budibase write permissions identifies or provisions an Oracle-connected table whose name includes a double-quote character. By submitting a crafted write operation to that table, the attacker causes the Oracle connector to construct a malformed post-write lookup query in which the unescaped double-quote breaks the identifier boundary, injecting attacker-controlled SQL. …
Remediation The primary fix is to upgrade Budibase to version 3.40.0 or later, which resolves the identifier-escaping defect in the Oracle connector's post-write row lookup. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours, inventory all Budibase deployments using Oracle connectors and review database access logs for anomalous SQL activity. …

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EUVD-2026-58503 vulnerability details – vuln.today

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