Metabase up to 1.58.14/1.59.11 H2 Database Query deserialization

Summaryinfo

A vulnerability identified as critical has been detected in Metabase up to 1.58.14/1.59.11. Affected by this vulnerability is an unknown functionality of the component H2 Database Query Handler. The manipulation leads to deserialization. This vulnerability is uniquely identified as CVE-2026-59827. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Metabase up to 1.58.14/1.59.11 and classified as critical. This issue affects some unknown functionality of the component H2 Database Query Handler. The manipulation with an unknown input leads to a deserialization vulnerability. Using CWE to declare the problem leads to CWE-502. The product deserializes untrusted data without sufficiently verifying that the resulting data will be valid. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Metabase is an open-source business intelligence and embedded analytics tool. Prior to 1.58.15, 1.59.12, 1.60.6.3, and 1.61.1.4, Metabase instances with an H2 database connection, including the default sample database, deserialize arbitrary Java objects returned in H2 native query result columns of type OTHER without validation, allowing an authenticated user who can run native H2 queries to execute code on the Metabase server. This issue is fixed in versions 1.58.15, 1.59.12, 1.60.6.3, and 1.61.1.4.

It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2026-59827 since 07/07/2026. The exploitation is known to be easy. The attack may be initiated 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.

Upgrading to version 1.58.15, 1.59.12, 1.60.6.3 or 1.61.1.4 eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

• Metabase

Version

• 1.58.0
• 1.58.1
• 1.58.2
• 1.58.3
• 1.58.4
• 1.58.5
• 1.58.6
• 1.58.7
• 1.58.8
• 1.58.9
• 1.58.10
• 1.58.11
• 1.58.12
• 1.58.13
• 1.58.14
• 1.59.0
• 1.59.1
• 1.59.2
• 1.59.3
• 1.59.4
• 1.59.5
• 1.59.6
• 1.59.7
• 1.59.8
• 1.59.9
• 1.59.10
• 1.59.11

Website

• Product: https://github.com/metabase/metabase/

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