Multiple Page Generator Plugin – MPG < 4.1.8 - Reflected XSS via mpg_shortcode
Priority LOW 33CWE-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 · Low
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-79.
Summary
The MPG WordPress plugin before 4.1.8 does not sanitise and escape a parameter before reflecting it back in the response, allowing unauthenticated attackers to perform Reflected Cross-Site Scripting against a victim who is induced to send a crafted request.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00282 20th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix Fixed MPG (Unknown): 4.1.8
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
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 |
|---|---|---|---|---|---|
| Unknown | MPG | before 4.1.8 | 4.1.8 | Patch available | CNA |
- MPG VendorUnknown Affected before 4.1.8 Fixed in 4.1.8 Patch available CNA
Remediation
- Fix · CNA MPG (Unknown) Fixed in 4.1.8
Timeline
- 2026-10-02 Threatist record created from CVE-2026-13726
- 2026-10-03 Alias added: GHSA-26gh-v8rm-xxgj
References
Sources
- CVE-2026-13726 · CVE Program
- CVE-2026-13726 · NVD
- FIRST EPSS
- GHSA-26gh-v8rm-xxgj · 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