[NEW] [high] Budibase: Multiple vulnerabilities

highpublic exploitCVE-2026-35219 CVE-2026-54356

A remote, authenticated attacker can exploit multiple vulnerabilities in Budibase to manipulate files, disclose confidential data, gain extended privileges and bypass security measures.

CSIRTS triage

vendor: Budibase product: Budibase Path traversal Information disclosure Privilege escalation Authentication bypass

What: Multiple vulnerabilities in Budibase allow authenticated attackers to manipulate files, disclose confidential data, gain extended privileges, and bypass security measures.
Who is affected: Budibase installations accessible to authenticated users are affected.
Urgency: High; authenticated attackers can escalate privileges, bypass security, and access sensitive data.
Action: Upgrade Budibase to a version patching CVE-2026-35219 and CVE-2026-54356.

AI-assisted analysis generated from the source advisory — verify against the original.

⚡ Watch Budibase

Get an email when a new Budibase advisory drops — max one per day, one-click unsubscribe.

Details

Source: CERT-Bund (BSI) Security Advisories (DE · national-cert · site)
Severity: high
Published: 2026-08-18
Exploitation: Not in CISA KEV at last sync
Language: Machine-translated to English — verify against the original

Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-2849

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-352190.27% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 18% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-543560.24% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 15% of all EPSS-scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-35219	coverage & exploitation status	NVD · CVE.org
CVE-2026-54356	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

Recent advisories for Budibase

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

high[NEW] [high] Budibase: Multiple vulnerabilitiescert-bund · 2026-08-18
high[UPDATE] [high] Budibase: Vulnerability enables SQL injection and code executioncert-bund · 2026-08-18
highCVE-2026-73410: Budibase is an open-source low-code platform. Prior to 3.40.0, packages/backend-core/src/utils…nvd · 2026-08-17
highCVE-2026-64657: Budibase is an open-source low-code platform. Prior to 3.39.19, the PostgreSQL datasource conn…nvd · 2026-08-17
highCVE-2026-54356: Budibase is an open-source low-code platform. Prior to 3.41.3, POST /api/attachments/:datasour…nvd · 2026-08-17
unknownCVE-2026-35219: Budibase is an open-source low-code platform. Prior to 3.41.3, automation steps in packages/se…nvd · 2026-08-17