PT-2026-85074 · Mongodb · Libmongocrypt

CVE-2026-84971

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Published

2026-09-03

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Updated

2026-09-03

CVSS v3.1

6.5

Medium

VectorAV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Name of the Vulnerable Software and Affected Versions The product name cannot be determined (affected versions not specified)
Description Improper handling of an unexpected value size in the decryption path of a client-side encryption library can cause a failed internal check that terminates the process using the library. An attacker capable of placing a specially crafted encrypted value where an application will decrypt it, or controlling the responses the application receives, can cause the application to stop running.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Assertion Failure

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Weakness Enumeration

Related Identifiers

CVE-2026-84971

Affected Products

Libmongocrypt