In the rcfilters plugin 2.1.6 for Roundcube, XSS exists via the _whatfilter and _messages…
Priority LOW 29CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- 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 3.0 · NVD. Fix status from CNA. Impact type from CWE-79.
Summary
In the rcfilters plugin 2.1.6 for Roundcube, XSS exists via the _whatfilter and _messages parameters (in the Filters section of the settings).
Why it matters now
EPSS 0.02602 85th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA and 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 · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:rcfilters_project:rcfilters:2.1.6:*:*:*:*:roundcube:*:* | 2.1.6 | Vulnerable | Rcfilters Project |
- cpe:2.3:a:rcfilters_project:rcfilters:2.1.6:*:*:*:*:roundcube:*:* Versions 2.1.6 Vulnerable ·Rcfilters Project
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2018-16736
- 2026-10-03 Alias added: GHSA-4j7w-9crq-35q7
References
Sources
- CVE-2018-16736 · CVE Program
- CVE-2018-16736 · NVD
- FIRST EPSS
- GHSA-4j7w-9crq-35q7 · 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