CVE-2026-72859
A remote, authenticated attacker can exploit a vulnerability in Budibase to manipulate files.
CSIRTS triage
- What
- A vulnerability in Budibase enables authenticated file manipulation.
- Who is affected
- Budibase deployments with untrusted users or compromised credentials are at risk.
- Urgency
- Medium severity; impact depends on file system permissions and data sensitivity.
- Action
- Update Budibase to a patched version addressing CVE-2026-72859.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.18% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 8% of all EPSS-scored CVEs.
Advisory coverage (2)
- medium[NEW] [medium] Budibase: Vulnerability enables file manipulationcert-bund · 2026-08-17
- highCVE-2026-72859: Budibase versions 3.39.4 before 3.40.0 contain an authorization regression in the S3 attachmen…nvd · 2026-08-14
External references
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[](https://www.csirts.com/cve/CVE-2026-72859)