CVE•Published 2026-06-09•Modified 2026-06-18•0 articles on news•6 live references•NVD data

CVE-2026-9741Mongodb · Mongodb

Vulnerability data via NVD (ingested)

CVSS v3.1

6.5

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

EPSS percentile

Exploit Prediction Scoring System · top 99% of all CVEs

Weaknesses (CWE)

CWE-319Cleartext Transmission of Sensitive Information

Description

A bug in query analysis processing of the $vectorSearch aggregation stage for Queryable Encryption (QE) or Client-Side Field Level Encryption (CSFLE) results in literal values for encrypted fields within the $vectorSearch stage filter expressions to be sent to the server as plaintext instead of ciphertext.

Timeline

Published 2026-06-09

Modified 2026-06-18

External references

NVD MITRE Exploit-DB GitHub PoC Sploitus VulnCheck

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

Shodan · vuln tag4,307 hosts

vuln:CVE-2026-9741

Hosts Shodan has explicitly fingerprinted as vulnerable.

Shodan · product

product:"Mongodb Mongodb"

All exposed Mongodb Mongodb instances — cross-reference with the CVE's affected-version range.

Shodan · banner/body mention

http.html:"Mongodb"

HTTP body or banner mentions "Mongodb" — catches deploys Shodan didn't identify as a product.

More intel sources (5)

Shodan report

vuln:CVE-2026-9741