Cross-site scripting (XSS) vulnerability in the Ephox (formerly Moxiecode)…
Priority LOW 28CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- None · Partial · None
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-79.
Summary
Cross-site scripting (XSS) vulnerability in the Ephox (formerly Moxiecode) plupload.flash.swf shim 2.1.2 in Plupload, as used in WordPress 3.9.x, 4.0.x, and 4.1.x before 4.1.2 and other products, allows remote attackers to execute same-origin JavaScript functions via the target parameter, as demonstrated by executing a certain click function, related to _init.as and _fireEvent.as.
Why it matters now
EPSS 0.05085 92nd percentileScored 2026-11-07
Public exploit Yes 3 exploit referencesTagged by NVD
Fix No fix listed No fixed version in the sources yet
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 |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 10
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* | 7.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* | 8.0 | Vulnerable | Debian |
| cpe:2.3:a:wordpress:wordpress:3.9.0:*:*:*:*:*:*:* | 3.9.0 | Vulnerable | WordPress |
| cpe:2.3:a:wordpress:wordpress:3.9.1:*:*:*:*:*:*:* | 3.9.1 | Vulnerable | WordPress |
| cpe:2.3:a:wordpress:wordpress:3.9.2:*:*:*:*:*:*:* | 3.9.2 | Vulnerable | WordPress |
| cpe:2.3:a:wordpress:wordpress:3.9.3:*:*:*:*:*:*:* | 3.9.3 | Vulnerable | WordPress |
| cpe:2.3:a:wordpress:wordpress:4.0:*:*:*:*:*:*:* | 4.0 | Vulnerable | WordPress |
| cpe:2.3:a:wordpress:wordpress:4.0.1:*:*:*:*:*:*:* | 4.0.1 | Vulnerable | WordPress |
| cpe:2.3:a:wordpress:wordpress:4.1:*:*:*:*:*:*:* | 4.1 | Vulnerable | WordPress |
| cpe:2.3:a:wordpress:wordpress:4.1.1:*:*:*:*:*:*:* | 4.1.1 | Vulnerable | WordPress |
- cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Debian
- cpe:2.3:a:wordpress:wordpress:3.9.0:*:*:*:*:*:*:* Versions 3.9.0 Vulnerable ·WordPress
- cpe:2.3:a:wordpress:wordpress:3.9.1:*:*:*:*:*:*:* Versions 3.9.1 Vulnerable ·WordPress
- cpe:2.3:a:wordpress:wordpress:3.9.2:*:*:*:*:*:*:* Versions 3.9.2 Vulnerable ·WordPress
- cpe:2.3:a:wordpress:wordpress:3.9.3:*:*:*:*:*:*:* Versions 3.9.3 Vulnerable ·WordPress
- cpe:2.3:a:wordpress:wordpress:4.0:*:*:*:*:*:*:* Versions 4.0 Vulnerable ·WordPress
- cpe:2.3:a:wordpress:wordpress:4.0.1:*:*:*:*:*:*:* Versions 4.0.1 Vulnerable ·WordPress
- cpe:2.3:a:wordpress:wordpress:4.1:*:*:*:*:*:*:* Versions 4.1 Vulnerable ·WordPress
- cpe:2.3:a:wordpress:wordpress:4.1.1:*:*:*:*:*:*:* Versions 4.1.1 Vulnerable ·WordPress
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2015-3439
- 2026-10-03 Alias added: GHSA-wfch-pm8w-hchp
References
Exploit 3
Sources
- CVE-2015-3439 · CVE Program
- CVE-2015-3439 · NVD
- FIRST EPSS
- GHSA-wfch-pm8w-hchp · GitHub Advisory Database · CC BY 4.0
- CVE-2015-3439 · Red Hat security data · CC BY 4.0
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