CVE catalog
CVE-2026-8199
An authenticated user can cause excess memory usage via bitwise match expression AST processing of $bitsAllSet, $bitsAnySet, $bitsAllClear, and $bitsAnyClear. This contributes to memory pressure and m
- Severity
- High · CVSS 7.1
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/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 - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.26% · Oct 25, 2026
An authenticated user can cause excess memory usage via bitwise match expression AST processing of $bitsAllSet, $bitsAnySet, $bitsAllClear, and $bitsAnyClear. This contributes to memory pressure and may lead to availability loss by OOM. This issue impacts MongoDB Server v7.0 versions prior to 7.0.34, v8.0 versions prior to 8.0.23, v8.2 versions prior to 8.2.9 and v8.3 versions prior to 8.3.2.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Cpe | mongodb | Not reported | 7.0.34 | fixed |
| Cpe | mongodb | Not reported | 8.0.23 | fixed |
| Cpe | mongodb | Not reported | 8.2.9 | fixed |
| Cpe | mongodb | Not reported | 8.3.2 | fixed |
| Ubuntu | mongodb | pro | 1:3.6.9+really3.6.8+90~g8e540c0b6d-0ubuntu2 | vulnerable |
| Ubuntu | mongodb | pro | 1:3.6.9+really3.6.8+90~g8e540c0b6d-0ubuntu5 | vulnerable |
| Ubuntu | mongodb | pro | 1:3.6.9+really3.6.8+90~g8e540c0b6d-0ubuntu5.2 | vulnerable |
| Ubuntu | mongodb | pro | 1:3.6.9+really3.6.8+90~g8e540c0b6d-0ubuntu5.3 | vulnerable |
| Ubuntu | mongodb | pro | 1:3.6.9+really3.6.8+90~g8e540c0b6d-0ubuntu5.3+esm1 | vulnerable |
| Cpe | mongodb | Not reported | 8.3.2 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Cpe | mongodb | cpe | Not reported | 7.0.34 | Not reported | Not reported | Not reported |
| Cpe | mongodb | cpe | Not reported | 8.0.23 | Not reported | Not reported | Not reported |
| Cpe | mongodb | cpe | Not reported | 8.2.9 | Not reported | Not reported | Not reported |
| Cpe | mongodb | cpe | Not reported | 8.3.2 | Not reported | Not reported | Not reported |
| Cpe | mongodb | cpe | Not reported | 8.3.2 | Not reported | NVD-CVE-2026-8199 | Not reported |
OpenFactory catalog packages
No matching packages in this catalog.
Observed:
References
- [https://jira.mongodb.org/browse/SERVER-122449]
- [https://nvd.nist.gov/vuln/detail/CVE-2026-8199]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2026-8199]
- [https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-1516.json]
[CERT-Bund public advisories] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database]