An issue in MongoDB Server could allow an authenticated user with direct network access to a shard to improperly commit or abort an in-progress prepared transaction, bypassing the intended transaction coordination process. This could result in cross-shard data inconsistency, cluster clock corruption, and violation of transaction atomicity guarantees.
Metrics
Affected Vendors & Products
References
| Link | Providers |
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| https://jira.mongodb.org/browse/SERVER-130544 |
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History
Tue, 11 Aug 2026 21:30:00 +0000
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ssvc
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Tue, 11 Aug 2026 19:00:00 +0000
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| Description | An issue in MongoDB Server could allow an authenticated user with direct network access to a shard to improperly commit or abort an in-progress prepared transaction, bypassing the intended transaction coordination process. This could result in cross-shard data inconsistency, cluster clock corruption, and violation of transaction atomicity guarantees. | |
| Title | Missing Authorization in MongoDB Sharded Transaction Commit/Abort Handling Leads to Cross-Shard Data Inconsistency | |
| Weaknesses | CWE-862 | |
| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: mongodb
Published:
Updated: 2026-08-11T20:19:24.327Z
Reserved: 2026-08-03T15:55:09.670Z
Link: CVE-2026-18709
Updated: 2026-08-11T20:19:18.424Z
Status : Received
Published: 2026-08-11T19:17:25.827
Modified: 2026-08-11T21:17:33.803
Link: CVE-2026-18709
No data.
OpenCVE Enrichment
No data.