njs through 0.7.0, used in NGINX, was discovered to contain an out-of-bounds array access…
Priority MEDIUM 48CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
njs through 0.7.0, used in NGINX, was discovered to contain an out-of-bounds array access via njs_vmcode_typeof in /src/njs_vmcode.c.
Why it matters now
EPSS 0.03147 88th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-46461
- 2026-10-03 Alias added: GHSA-8g5q-f4mq-w57g
References
More nginx Njs vulnerabilities
- TI-2022-15882 An issue was discovered in Nginx NJS v0.7.5. CVSS 3.1HIGH 7.5
- TI-2022-12665 Nginx NJS v0.7.2 was discovered to contain a segmentation violation in the function njs_set_number at src/njs_value.h. CVSS 3.1MEDIUM 5.5
- TI-2022-12149 Nginx NJS v0.7.2 was discovered to contain a segmentation violation in the function… CVSS 3.1MEDIUM 5.5
- TI-2022-12148 Nginx NJS v0.7.2 was discovered to contain a segmentation violation in the function… CVSS 3.1MEDIUM 5.5
Sources
- CVE-2021-46461 · CVE Program
- CVE-2021-46461 · NVD
- FIRST EPSS
- GHSA-8g5q-f4mq-w57g · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences