CVEvulnerability
CVE-2026-18692
7.7 HIGH
Official page ↗
- Status
- Analyzed
- Published
- 2026-08-11
- Last modified
- 2026-10-23
- Assigner
- [email protected]
- CVSS 4.0 ([email protected])
- 7.7 HIGH — CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- CVSS 3.1 ([email protected])
- 8.8 HIGH — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-416
Description
An issue in MongoDB Server's handling of timeseries bucket lifecycle could allow an authenticated user with write privileges to cause an internal reference to be used after the underlying memory has been freed. Subsequent operations could then result in a server crash or, potentially, execution of unintended code.
Affected configurations
• mongodb mongodb (>= 8.0.0 < 8.0.29)
• mongodb mongodb (>= 8.2.0 <= 8.2.12)
• mongodb mongodb (>= 8.3.0 < 8.3.8)
• mongodb mongodb 9.0.0
• mongodb mongodb 9.1.0
Related
Weakness · CWE (1)
- CWE-416 Use After Free weakness
References
- https://jira.mongodb.org/browse/SERVER-129887 Vendor Advisory, Issue Tracking