PT-2026-7433 · Mongodb+1 · Mongodb Server+2

Published 2026-02-10 · Updated 2026-03-11 · CVE-2026-1849

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions MongoDB Server (affected versions not specified)

Description The MongoDB Server may encounter an out-of-memory failure when processing expressions that result in deeply nested documents. This occurs due to a lack of periodic depth checks within recursive functions, leading to uncontrolled nesting.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Uncontrolled Recursion

Weakness Enumeration

CWE-674

Related Identifiers

BDU:2026-01873

BIT-MONGODB-2026-1849

CVE-2026-1849

Affected Products

Mongodb Server

Mongodb

Red Os

References · 13

• https://cve.org/CVERecord?id=CVE-2026-1849 · Security Note
• https://jira.mongodb.org/browse/SERVER-102364 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-01873 · Security Note
• https://osv.dev/vulnerability/CVE-2026-1849 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-1849 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-1849 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-1849 · Vendor Advisory
• https://osv.dev/vulnerability/BIT-mongodb-2026-1849 · Vendor Advisory
• https://twitter.com/VulmonFeeds/status/2021352512368873946 · Twitter Post
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-1849 · Note
• https://t.me/CVEtracker/44331 · Telegram Post
• https://redos.red-soft.ru/search/?iblock_id=24&q=CVE-2026-1849 · Note
• https://redos.red-soft.ru/support/secure/uyazvimosti/support/secure/uyazvimosti/uyazvimost-mongodb-org-cve-2026-1849-7.3 · Note