Vulnerability details
CVE-2026-13065
MongoDB Server
MongoDB $linearFill Window Function Improper Input Validation Leading to Process Termination
CVSS 4.0
7.1High
Official description
A user with read-only privileges is able to craft an aggregation pipeline using the $linearFill window function operator with a specific sortBy expression type to cause the mongod process to terminate abnormally, resulting in denial of service. The issue stems from insufficient validation of sort specifications during execution.
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
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Details
- Published
- 2026-07-22
- Last updated
- 2026-07-23
- State
- Published
- Assigner (CNA)
- mongodb
Exploit prediction (EPSS)
0.49%
Probability of exploitation in 30 days
42.8%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- No
- Exploitation
- None
- Technical impact
- Partial
Weaknesses (CWE)
- CWE-476NULL Pointer Dereference