CVE-2026-35218HIGH 8.7EPSS p24.6%

CVE-2026-35218CVE-2026-35218

Description

Budibase is an open-source low-code platform. Prior to version 3.32.5, Budibase's Builder Command Palette renders entity names (tables, views, queries, automations) using Svelte's {@html} directive without any sanitization. An authenticated user with Builder access can create a table, automation, view, or query whose name contains an HTML payload (e.g. <img src=x onerror=alert(document.domain)>). When any Builder-role user in the same workspace opens the Command Palette (Ctrl+K), the payload executes in their browser, stealing their session cookie and enabling full account takeover. This issue has been patched in version 3.32.5.

Scoring

CVSS 3.18.7 (HIGH)
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
EPSS0.33% probability of exploitation · percentile 24.6% · 2026-06-18T12:00:27Z
Published2026-04-03
Last modified2026-04-08

Underlying weaknesses· 1

CWE-79

References

  1. https://github.com/Budibase/budibase/commit/c9ccf0c19e5849f1bda96401aa33f97c99cd8cd6
  2. https://github.com/Budibase/budibase/pull/18243
  3. https://github.com/Budibase/budibase/releases/tag/3.32.5
  4. https://github.com/Budibase/budibase/security/advisories/GHSA-gp5x-2v54-v2q5

1

TypeTargetConfidenceTier
WeaknessImproper Neutralization of Input During Web Page Generation ('Cross-site Scripting')cwe-790%live

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.