CVE-2026-35218 | Budibase up to 3.32.4 cross site scripting

VDB-355179 · CVE-2026-35218 · GCVE-0-2026-35218 BUDIBASE UP TO 3.32.4 CROSS SITE SCRIPTING HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 6.0 $0-$5k 1.40+ Summaryinfo A vulnerability classified as problematic has been found in Budibase up to 3.32.4. Affected by this vulnerability is an unknown functionality. Performing a manipulation results in cross site scripting. This vulnerability is cataloged as CVE-2026-35218. It is possible to initiate the attack remotely. There is no exploit available. It is recommended to upgrade the affected component. Detailsinfo A vulnerability, which was classified as problematic, was found in Budibase up to 3.32.4. This affects some unknown processing. The manipulation with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity. The summary by CVE is: 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. ). 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. It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2026-35218 since 04/01/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK. Upgrading to version 3.32.5 eliminates this vulnerability. Productinfo Name Budibase Version 3.32.0 3.32.1 3.32.2 3.32.3 3.32.4 Website Product: https://github.com/Budibase/budibase/ CPE 2.3info 🔒 🔒 🔒 CPE 2.2info 🔒 🔒 🔒 CVSSv4info VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv3info VulDB Meta Base Score: 6.1 VulDB Meta Temp Score: 6.0 VulDB Base Score: 3.5 VulDB Temp Score: 3.4 VulDB Vector: 🔒 VulDB Reliability: 🔍 CNA Base Score: 8.7 CNA Vector (GitHub_M): 🔒 CVSSv2info Vector Complexity Authentication Confidentiality Integrity Availability Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock VulDB Base Score: 🔒 VulDB Temp Score: 🔒 VulDB Reliability: 🔍 Exploitinginfo Class: Cross site scripting CWE: CWE-79 / CWE-94 / CWE-74 CAPEC: 🔒 ATT&CK: 🔒 Physical: No Local: No Remote: Yes Availability: 🔒 Status: Not defined Price Prediction: 🔍 Current Price Estimation: 🔒 0-Day Unlock Unlock Unlock Unlock Today Unlock Unlock Unlock Unlock Threat Intelligenceinfo Interest: 🔍 Active Actors: 🔍 Active APT Groups: 🔍 Countermeasuresinfo Recommended: Upgrade Status: 🔍 0-Day Time: 🔒 Upgrade: Budibase 3.32.5 Timelineinfo 04/01/2026 CVE reserved 04/03/2026 +2 days Advisory disclosed 04/03/2026 +0 days VulDB entry created 04/03/2026 +0 days VulDB entry last update Sourcesinfo Product: github.com Advisory: github.com Status: Confirmed CVE: CVE-2026-35218 (🔒) GCVE (CVE): GCVE-0-2026-35218 GCVE (VulDB): GCVE-100-355179 Entryinfo Created: 04/03/2026 18:21 Changes: 04/03/2026 18:21 (62) Complete: 🔍 Cache ID: 99:895:101 Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸