Public proof of concept

CVE-2026-73300

A public proof of concept exists; no exploitation attested.

Published2026-08-12
WeaknessCWE-89

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Budibase is an open-source low-code platform. Prior to 3.40.0, the MySQL integration component in Budibase is configured with multipleStatements: true, enabling execution of multiple SQL statements in a single query. Attackers can inject malicious SQL commands through user input fields, leading to complete database compromise. This vulnerability is fixed in 3.40.0.

Timeline

dates in UTC

2026-08-1218:18CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2026-73300?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2026-73300?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

OSV

@budibase/server

Branch	Affected	Fixed in	Source
3.38	≤ 3.38.1	no fix published	OSV

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

No fix published by the sources we read yet. NVD record

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVE recordread 2026-10-23
CISA-ADPSSVC decisionpoc2026-08-12
OpenCVESSVC decisionpoc—
CNACVSS 3.19.6read 2026-10-23
CNAweakness (CWE)CWE-89read 2026-10-23
FIRST EPSSEPSS score0.6 %2026-10-23
OSVaffected packages—

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Published: 2026-08-12
Last Modified: 2026-09-08
NVD status: Deferred

Frequently asked questions

What is CVE-2026-73300?

Is CVE-2026-73300 actively exploited?

A proof-of-concept exploit exists for CVE-2026-73300, but active exploitation has not been confirmed at this time.

What is the CVSS score for CVE-2026-73300?

CVE-2026-73300 has a CVSS v3 base score of 9.6 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H.

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