pfSense 2.5.0 allows XSS via the services_wol_edit.php Description field.
Priority MEDIUM 49CWE-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
pfSense 2.5.0 allows XSS via the services_wol_edit.php Description field.
Why it matters now
EPSS 0.26611 98th 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
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
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-27933
- 2026-10-03 Alias added: GHSA-wx6c-2hx8-x9gx
References
More Pfsense vulnerabilities
- TI-2023-11923 Improper restriction of excessive authentication attempts in the SSHGuard component of… CVSS 3.1CRITICAL 9.8
- TI-2021-18114 diag_routes.php in pfSense 2.5.2 allows sed data injection. CVSS 3.1HIGH 8.8
- TI-2025-42916 Netgate pfSense CE 2.8.0 allows code execution in the XMLRPC API via pfsense.exec_php. CVSS 3.1CRITICAL 9.9
- TI-2025-42915 Netgate pfSense CE 2.7.2 allows code execution by using the module installer with a… CVSS 3.1CRITICAL 9.1
- TI-2026-74961 OS command injection in Netgate pfSense CE traffic shaper limiters CVSS 4.0HIGH 8.6
- TI-2026-74960 OS command injection in Netgate pfSense CE via CARP VHID CVSS 4.0HIGH 8.6
Sources
- CVE-2021-27933 · CVE Program
- CVE-2021-27933 · NVD
- FIRST EPSS
- GHSA-wx6c-2hx8-x9gx · 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