Cross-site scripting in HackerOne backbone node module
Priority LOW 26CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- 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
backbone is a module that adds in structure to a JavaScript heavy application through key-value pairs and custom events connecting to your RESTful API through JSON There exists a potential Cross Site Scripting vulnerability in the `Model#Escape` function of backbone 0.3.3 and earlier, if a user is able to supply input. This is due to the regex that's replacing things to miss the conversion of things such as `<` to `<`.
Why it matters now
EPSS 0.00675 52nd percentileScored 2026-11-07
Fix Fixed backbone (npm): 0.5.0
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 |
|---|---|---|---|---|---|
| HackerOne | backbone node module | up to 0.3.3 | — | No fix listed | CNA |
| — | backbone (npm) | 0.3.3 to before 0.5.0 | 0.5.0 | Patch available | GHSA-j6p2-cx3w-6jcp |
- backbone node module VendorHackerOne Affected up to 0.3.3 Fixed in — No fix listed CNA
- backbone (npm) Vendor— Affected 0.3.3 to before 0.5.0 Fixed in 0.5.0 Patch available GHSA-j6p2-cx3w-6jcp
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:backbone_project:backbone:*:*:*:*:*:node.js:*:* | up to 0.3.3 | Vulnerable | Backbone Project |
- cpe:2.3:a:backbone_project:backbone:*:*:*:*:*:node.js:*:* Versions up to 0.3.3 Vulnerable ·Backbone Project
Remediation
- Fix · GHSA-j6p2-cx3w-6jcp backbone (npm) Fixed in 0.5.0 Advisory →
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2016-10537
- 2026-10-03 Alias added: GHSA-j6p2-cx3w-6jcp
References
Advisory 3
Other 5
- https://github.com/jashkenas/backbone/commit/0cdc525961d3fa98e810ffae6bcc8e3838e36d93
- https://github.com/jashkenas/backbone/commit/7ae0384120c2552e1c426cda7fb02fdce6ef1076
- https://backbonejs.org/#changelog
- https://github.com/jashkenas/backbone
- https://github.com/jashkenas/backbone/blame/0cdc525961d3fa98e810ffae6bcc8e3838e36d93/backbone.js
Sources
- CVE-2016-10537 · CVE Program
- CVE-2016-10537 · NVD
- FIRST EPSS
- GHSA-j6p2-cx3w-6jcp · GitHub Advisory Database · CC BY 4.0
- CVE-2016-10537 · 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