Prototype pollution in NAVER billboard.js
Priority MEDIUM 51CWE-1321Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and GitHub.
Summary
billboard.js before 3.15.1 was discovered to contain a prototype pollution via the function generate, which could allow attackers to execute arbitrary code or cause a Denial of Service (DoS) via injecting arbitrary properties.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00902 59th percentileScored 2026-11-07
Fix Fixed billboard.js (NAVER): 3.15.1billboard.js (npm): 3.15.1
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| NAVER | billboard.js | — | 3.15.1 | Patch available | CNA |
| — | billboard.js (npm) | before 3.15.1 | 3.15.1 | Patch available | GHSA-65p9-j6pg-72hj |
- billboard.js VendorNAVER Affected — Fixed in 3.15.1 Patch available CNA
- billboard.js (npm) Vendor— Affected before 3.15.1 Fixed in 3.15.1 Patch available GHSA-65p9-j6pg-72hj
Remediation
- Fix · CNA billboard.js (NAVER) Fixed in 3.15.1
- Fix · GHSA-65p9-j6pg-72hj billboard.js (npm) Fixed in 3.15.1 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2025-49223
- 2026-10-03 Alias added: GHSA-65p9-j6pg-72hj
References
More NAVER Billboard.js vulnerabilities
- TI-2026-01205 Cross-site scripting in NAVER billboard.js CVSS 3.1MEDIUM 6.1
Sources
- CVE-2025-49223 · CVE Program
- CVE-2025-49223 · NVD
- FIRST EPSS
- GHSA-65p9-j6pg-72hj · GitHub Advisory Database · CC BY 4.0
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