CVE-2026-13078

6.3 mediumEPSS 0.4%

A vulnerability was discovered in MongoDB Server where the server-side MozJS scripting engine unconditionally registered a module loading hook that enables JavaScript calls to read arbitrary files from the host filesystem using the mongod process's privileges. An authenticated user could exploit this through crafted aggregation pipeline commands to read sensitive files accessible to the MongoDB server process.

CVSS 4.0: 6.3CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N
CVSS 3.1: 7.7CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
EPSS: 0.4% chance of exploitation in the next 30 days; higher than 31% of CVEs (scores of 2026-10-25)
CWE: CWE-862
Published: 2026-07-22
Modified: 2026-10-24
Record from: the NVD, synced 2026-10-24

Affected

mongodb:mongodb

References

https://jira.mongodb.org/browse/SERVER-128832

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