Vulnerability details
CVE-2026-13071
MongoDB Server
Server-Side JavaScript Aggregation Expression Memory Safety Issue Leading to Process Termination
CVSS 4.0
7.1High
Official description
An authenticated user with read access can cause the mongod process to be terminated through certain aggregation expressions that execute server-side JavaScript. The issue involves improper memory handling during document processing.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 7.1High | 4.0 | CVEProject cvelistV5 (CNA) (mongodb) | 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 |
| 6.5Medium | 3.1 | CVEProject cvelistV5 (CNA) (mongodb) | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| MongoDB | MongoDB Server | 7.0 ≤ v < 7.0.39 | CVEProject cvelistV5 (CNA) |
| MongoDB | MongoDB Server | 8.0 ≤ v < 8.0.28 | CVEProject cvelistV5 (CNA) |
| MongoDB | MongoDB Server | 8.2.0 ≤ v < 8.2.12 | CVEProject cvelistV5 (CNA) |
| MongoDB | MongoDB Server | 8.3.0 ≤ v < 8.3.7 | CVEProject cvelistV5 (CNA) |
References and advisories
1
Kolun on Telegram @kolunsec
Exploited CVEs, key news and a daily digest
Alerts for this product's next CVEsFollow the product to get new vulnerabilities on Telegram.
Details
- Published
- 2026-07-22
- Last updated
- 2026-07-23
- State
- Published
- Assigner (CNA)
- mongodb
Exploit prediction (EPSS)
0.42%
Probability of exploitation in 30 days
36.6%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- No
- Exploitation
- None
- Technical impact
- Partial
Weaknesses (CWE)
- CWE-416Use After Faree