Cross Site Scripting (XSS) vulnerability in content1 parameter in demo.jsp in kindsoft…
Priority MEDIUM 60CWE-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
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.
Summary
Cross Site Scripting (XSS) vulnerability in content1 parameter in demo.jsp in kindsoft kindeditor version 4.1.12, allows attackers to execute arbitrary code.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00521 44th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Partial
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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-28717
- 2026-10-03 Alias added: GHSA-q396-mv33-45w4
References
More Kindsoft Kindeditor vulnerabilities
- TI-2021-18682 A Cross Site Request Forgery (CSRF) vulnerability exists in KindEditor 4.1.x, as… CVSS 3.1HIGH 8.8
- TI-2019-05324 In KindEditor 4.1.11, the php/demo.php content1 parameter has a reflected Cross-site Scripting (XSS) vulnerability. CVSS 3.0MEDIUM 6.1
- TI-2021-18681 Cross SIte Scripting (XSS) vulnerability exists in KindEditor 4.1.x via a Google search… CVSS 3.1MEDIUM 6.1
- TI-2021-15290 Cross Site Scripting (XSS) vulnerability exists in all versions of KindEditor, which can… CVSS 3.1MEDIUM 6.1
- TI-2021-10657 Cross Site Scripting (XSS) vulnerability exists in KindEditor (Chinese versions) 4.1.12… CVSS 3.1MEDIUM 6.1
- TI-2017-14749 Improper authentication in Kind Editor CVSS 3.0MEDIUM 4.3
Sources
- CVE-2020-28717 · CVE Program
- CVE-2020-28717 · NVD
- FIRST EPSS
- GHSA-q396-mv33-45w4 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences