CVE-2017-6589 json
EpicEditor XSS Vulnerability
published 2017-03-09 9 y ago modified 2026-06-17 4 mo ago also GHSA-4wc5-gfgh-4vjx , EUVD-2022-2458
- cvss
- 6.1
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.7%
- EPSS 0.7% chance of exploitation in 30 days, percentile 52%
- public exploits
- 0
- none known
Summary
EpicEditor through 0.2.3 has Cross-Site Scripting because of an insecure default marked.js configuration. An example attack vector is a crafted IMG element in an HTML document.
Exploit prediction
0.68% chance of exploitation in the next 30 days, higher than 52% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- bad.code.blog https://bad.code.blog/2017/03/09/epiceditor-cross-site-scripting/ referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 6.1 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:N/I:P/A:N |
| GitHub | 3.0 | 6.1 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| npm | epiceditor | <=0.2.3 |
no fix listed |
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
bad.code.blog
/2017/03/09/epiceditor-cross-site-scripting/
exploit, technical-description, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2017-6589
advisory
-
bad.code.blog
/2017/03/09/epiceditor-cross-site-scripting
web
-
github.com
/OscarGodson/EpicEditor
package
Sources
- CVE List CVE-2017-6589
- GitHub Advisory GHSA-4wc5-gfgh-4vjx
- NVD CVE-2017-6589
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.