Metabase is an open source business intelligence and embedded analytics tool. In Metabase Enterprise prior to versions 1.54.22, 1.55.22, 1.56.22, 1.57.16, 1.58.10, and 1.59.4, authenticated admins on Metabase Enterprise Edition can achieve Remote Code Execution (RCE) and Arbitrary File Read via the POST /api/ee/serialization/import endpoint. A crafted serialization archive injects an INIT property into the H2 JDBC spec, which can execute arbitrary SQL during a database sync. We confirmed this was possible on Metabase Cloud. This only affects Metabase Enterprise. Metabase OSS lacks the affected codepaths. All versions of Metabase Enterprise that have serialization, which dates back to at least version 1.47, are affected. Metabase Enterprise versions 1.54.22, 1.55.22, 1.56.22, 1.57.16, 1.58.10, and 1.59.4 patch the issue. As a workaround, disable the serialization import endpoint in their Metabase instance to prevent access to the vulnerable codepaths.
CVE-2026-33725
This high-severity CVE scores 7.2 under a secondary CVSS source (NVD's own analysis pending). EPSS exploit probability: 0.8%, top 48% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- High severity, but no confirmed exploitation yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 7.2
- EG Score
- 7.2(medium)
- EG Risk
- 37(Track)EG Risk 37/100SSVC: Track
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity72% × 45%Exploitation1% × 40%Automatability30% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 1%
- EPSS %ILE
- 54%
- KEV
- Not listed
Published
March 27, 2026
Last Modified
June 17, 2026
Advisory Details (1)
Auto-updated Aug 2, 2026RCE and Arbitrary File Read via H2 JDBC INIT Injection in EE Serialization Import · Advisory · metabase/metabase · GitHub
https://github.com/metabase/metabase/security/advisories/GHSA-fppj-vcm3-w229Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 7× in last 7d / 28× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-09-18 19:28 UTCEPSS rescore
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- 2026-09-17 19:30 UTCEPSS rescore
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- 2026-09-11 09:37 UTCEPSS rescore
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- 2026-09-06 13:47 UTCEPSS rescore
- 2026-09-04 05:06 UTCEPSS rescore
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- 2026-09-01 13:53 UTCEPSS rescore
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- 2026-08-30 19:17 UTCEPSS rescore
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- 2026-08-28 21:41 UTCEPSS rescore
- 2026-08-27 14:25 UTCEPSS rescore
- 2026-08-26 14:46 UTCEPSS rescore
- 2026-08-25 13:49 UTCEPSS rescore
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- 2026-08-24 14:17 UTCEPSS rescore
- 2026-08-23 00:19 UTCEPSS rescore
- 2026-08-21 23:49 UTCEPSS rescore
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- 2026-08-19 17:03 UTCEPSS rescore
- 2026-08-18 13:48 UTCEPSS rescore
- 2026-08-17 13:47 UTCEPSS rescore
- 2026-08-16 14:56 UTCEPSS rescore
- 2026-08-16 10:03 UTCEG score recompute
- 2026-08-16 02:14 UTCEPSS rescore
- 2026-08-15 01:30 UTCEPSS rescore
- 2026-08-14 06:21 UTCEG score recompute
- 2026-08-13 22:00 UTCEPSS rescore
- 2026-08-12 20:39 UTCEG score recompute
- 2026-08-12 13:50 UTCEPSS rescore
- 2026-08-11 20:47 UTCEG score recompute
- 2026-08-11 03:49 UTCEG score recompute
- 2026-08-11 00:00 UTCEPSS rescore
- 2026-08-09 18:03 UTCEG score recompute
- 2026-08-09 13:46 UTCEPSS rescore
- 2026-08-09 05:54 UTCEG score recompute
- 2026-08-08 16:37 UTCEPSS rescore
- 2026-08-08 04:30 UTCEG score recompute
- 2026-08-06 18:44 UTCEG score recompute
- 2026-08-06 13:46 UTCEPSS rescore
- 2026-08-06 00:49 UTCEG score recompute
- 2026-08-05 19:17 UTCEPSS rescore
- 2026-08-04 15:10 UTCEPSS rescore
- 2026-08-04 10:38 UTCEPSS rescore
- 2026-08-03 23:12 UTCEG score recompute
- 2026-08-03 10:36 UTCEPSS rescore
- 2026-08-02 15:14 UTCEG score recompute
- 2026-08-02 02:27 UTCEPSS rescore
- 2026-08-01 04:16 UTCEPSS rescore
- 2026-07-30 16:28 UTCEPSS rescore
- 2026-07-30 01:30 UTCEPSS rescore
- 2026-07-27 14:20 UTCEG score recompute
Publicly available exploits
(1 reference)Working exploit code is in the public domain (1 GitHub PoC). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
- GitHub PoChakaioffsec/CVE-2026-33725First seen Apr 6, 2026
Exploit for CVE-2026-33725 - Remote Code Execution and Arbitrary File Read via H2 JDBC INIT Injection in EE Serialization Import
Open source ↗
Frequently asked(5)
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Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2026-33725
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