Cross-Site Scripting Vulnerabilities in IPFire by the IPFire Vendor
CVE-2019-25398

5.1MEDIUM

Key Information:

Vendor

Ipfire

Status
Ipfire
Vendor
CVE Published:
18 February 2026

Badges

👾 Exploit Exists

What is CVE-2019-25398?

The IPFire 2.21 Core Update 127 presents multiple cross-site scripting vulnerabilities through the ovpnmain.cgi script. This flaw allows attackers to craft POST requests containing malicious JavaScript payloads embedded in various VPN configuration parameters. Specific parameters susceptible to exploitation include VPN_IP, DMTU, ccdname, ccdsubnet, DOVPN_SUBNET, DHCP_DOMAIN, DHCP_DNS, DHCP_WINS, ROUTES_PUSH, FRAGMENT, KEEPALIVE_1, and KEEPALIVE_2. Successful execution can lead to arbitrary script execution in the administrator's browser, posing a significant security risk.

Affected Version(s)

IPFire IPFire 2.21 - Core Update 127

References

https://www.exploit-db.com/exploits/46344
exploit
https://www.ipfire.org
product
https://downloads.ipfire.org/releases/ipfire-2.x/2.21-cor...
patch

CVSS V4

Score:
5.1
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Ozer Goker
.