CVE-2022-42247

MEDIUM
Published Oct 3, 20223y ago · Modified Jun 17, 20262w ago
6.1 CVSS 3.1
Medium
Find Similar
Published Oct 3, 2022 3y ago
Last Modified Jun 17, 2026 2w ago

Description

pfSense v2.5.2 was discovered to contain a cross-site scripting (XSS) vulnerability in the browser.php component. This vulnerability allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into a file name.

CVSS Details

Base Score
6.1
Exploitability
2.8
Impact
2.7
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Changed
Confidentiality Low
Integrity Low
Availability None

Threat Intelligence

No active exploitation signals — not in CISA KEV and no EPSS score yet.

Exploit & Patch Status
Public Exploit Known
Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

Affected Products 1

VendorProductVersionRange
pfsensepfsense2.5.2any

References 2

  • gist.github.com https://gist.github.com/enferas/b4ca7a4fb52e1b5e698f87e4d655a70a
    ExploitPatchThird Party Advisory
  • github.com https://github.com/pfsense/pfsense/commit/73ca6743954ac9f35ca293e3f2af63eac20cf32e
    PatchThird Party Advisory

Remediation

  • gist.github.com https://gist.github.com/enferas/b4ca7a4fb52e1b5e698f87e4d655a70a
    ExploitPatchThird Party Advisory
  • github.com https://github.com/pfsense/pfsense/commit/73ca6743954ac9f35ca293e3f2af63eac20cf32e
    PatchThird Party Advisory