Stored XSS was discovered in the tree mode of jsoneditor before 9.0.2 through injecting and executing JavaScript.
Priority LOW 28CWE-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 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-79.
Summary
Stored XSS was discovered in the tree mode of jsoneditor before 9.0.2 through injecting and executing JavaScript.
Why it matters now
EPSS 0.007 53rd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed jsoneditor (npm): 9.0.2
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 |
| — | jsoneditor (npm) | before 9.0.2 | 9.0.2 | Patch available | GHSA-q854-j362-cfq9 |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- jsoneditor (npm) Vendor— Affected before 9.0.2 Fixed in 9.0.2 Patch available GHSA-q854-j362-cfq9
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:jsoneditoronline:jsoneditor:*:*:*:*:*:*:*:* | 8.6.6 to before 9.0.2 | Vulnerable | Jsoneditoronline |
- cpe:2.3:a:jsoneditoronline:jsoneditor:*:*:*:*:*:*:*:* Versions 8.6.6 to before 9.0.2 Vulnerable ·Jsoneditoronline
Remediation
- Fix · GHSA-q854-j362-cfq9 jsoneditor (npm) Fixed in 9.0.2 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2020-23849
- 2026-10-03 Alias added: GHSA-q854-j362-cfq9
References
More Jsoneditoronline Jsoneditor vulnerabilities
- TI-2021-02753 Inefficient Regular Expression Complexity in josdejong/jsoneditor CVSS 3.1HIGH 7.5
Sources
- CVE-2020-23849 · CVE Program
- CVE-2020-23849 · NVD
- FIRST EPSS
- GHSA-q854-j362-cfq9 · GitHub Advisory Database · CC BY 4.0
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