CVE-2020-23849
Cross-site Scripting in jsoneditor
Stored XSS was discovered in the tree mode of jsoneditor before 9.0.2 through injecting and executing JavaScript.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
Stored XSS was discovered in the tree mode of jsoneditor before 9.0.2 through injecting and executing JavaScript.
- Record
CVE-2020-23849- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
Stored XSS was discovered in the tree mode of jsoneditor before 9.0.2 through injecting and executing JavaScript.
- Record
CVE-2020-23849- Updated
- 2026-11-02
EUVDEUVD-2021-2246 No score
Stored XSS was discovered in the tree mode of jsoneditor before 9.0.2 through injecting and executing JavaScript.
- Record
EUVD-2021-2246- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-q854-j362-cfq9
Cross-site Scripting in jsoneditor
Stored XSS was discovered in the tree mode of jsoneditor before 9.0.2 through injecting and executing JavaScript.
- Record
GHSA-q854-j362-cfq9- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
OSV
Stored XSS was discovered in the tree mode of jsoneditor before 9.0.2 through injecting and executing JavaScript.
- Record
CVE-2020-23849- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
OSVGHSA-q854-j362-cfq9
Cross-site Scripting in jsoneditor
Stored XSS was discovered in the tree mode of jsoneditor before 9.0.2 through injecting and executing JavaScript.
- Record
GHSA-q854-j362-cfq9- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
OSVCLSA-2026-1780879896 No score
TuxCare security update for jsoneditor (2 CVEs)
TuxCare rebuilt jsoneditor to address 2 CVEs. Fixed in 5.19.0-tuxcare.1.
- Record
CLSA-2026-1780879896- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
jsoneditornpm |
before 9.0.2 | 9.0.2 |
jsoneditorTuxCare:npm From an advisory covering 2 CVEs |
5.19.0-tuxcare.0 up to 5.19.0-tuxcare.1, plus listed versions 5.19.0 |
5.19.0-tuxcare.1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-23849 is a medium vulnerability (CVSS 6.1) in Jsoneditoronline Jsoneditor, published January 11, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.70%, the 53rd percentile. Fixed in jsoneditor 9.0.2.