mustache package before 2.2.1 for Node.js allows remote attackers to conduct cross-site…
Priority LOW 31CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and GitHub. Impact type from CWE-79.
Summary
mustache package before 2.2.1 for Node.js allows remote attackers to conduct cross-site scripting (XSS) attacks by leveraging a template with an attribute that is not quoted.
Why it matters now
EPSS 0.01655 76th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed mustache (npm): 2.2.1
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 |
| — | mustache (npm) | before 2.2.1 | 2.2.1 | Patch available | GHSA-w3w8-37jv-2c58 |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- mustache (npm) Vendor— Affected before 2.2.1 Fixed in 2.2.1 Patch available GHSA-w3w8-37jv-2c58
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:mustache.js_project:mustache.js:*:*:*:*:*:node.js:*:* | up to 2.2.0 | Vulnerable | Mustache.js Project |
- cpe:2.3:a:mustache.js_project:mustache.js:*:*:*:*:*:node.js:*:* Versions up to 2.2.0 Vulnerable ·Mustache.js Project
Remediation
- Fix · GHSA-w3w8-37jv-2c58 mustache (npm) Fixed in 2.2.1 Advisory →
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2015-8862
- 2026-10-03 Alias added: GHSA-w3w8-37jv-2c58
References
Advisory 3
Sources
- CVE-2015-8862 · CVE Program
- CVE-2015-8862 · NVD
- FIRST EPSS
- GHSA-w3w8-37jv-2c58 · GitHub Advisory Database · CC BY 4.0
- CVE-2015-8862 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences