Vulnerability · CVE-2019-25398
IPFire 2.21 Core Update 127 contains multiple cross-site scripting vulnerabilities in the ovpnmain.cgi script that allow attackers to inject malicious scripts through VPN configura
Published Feb 18, 2026 · catalog updated May 24, 2026 · Ipfire IPFire
Last checked Nov 12, 2026. A connected source was read within the last 7 days.
Check if you run it
No confirmed exploitation is on record for CVE-2019-25398. EPSS is 0.29%. Act only if a listed version of Ipfire IPFire is installed.
Gaps on this record
- No vendor fix or required action is stored. Compare the linked advisory before you change production.
Same product and reporting
- CVE-2019-25400 · Medium
- CVE-2019-25397 · Medium
- CVE-2019-25396 · Medium
- CVE-2025-34316 · Medium
- CVE-2025-34305 · Medium
- Severity
- Medium5.1
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- 0.29%
- Remediation
- Advisory link
- Affected products
- vendor Ipfire IPFire IPFire 2.21 - Core Update 127
IPFire 2.21 Core Update 127 contains multiple cross-site scripting vulnerabilities in the ovpnmain.cgi script that allow attackers to inject malicious scripts through VPN configuration parameters. Attackers can submit POST requests with script payloads in parameters like VPN_IP, DMTU, ccdname, ccdsubnet, DOVPN_SUBNET, DHCP_DOMAIN, DHCP_DNS, DHCP_WINS, ROUTES_PUSH, FRAGMENT, KEEPALIVE_1, and KEEPALIVE_2 to execute arbitrary JavaScript in administrator browsers.
Are you affected?
Enter the version you run. The result uses only the ranges stored on this record.
The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.
- vendor Ipfire IPFire IPFire 2.21 - Core Update 127IPFire 2.21 - Core Update 127
How to fix CVE-2019-25398
No stored fix
No vendor fix text is stored. Use the linked advisory before you change production.
Version check
Seen in IPFire 2.21 - Core Update 127
Advisory
Open the cve_org record and follow its fix.
Official advisories
What to do
Three questions, each answered from this record only. Confirm the vendor advisory before you patch.
Should you patch?
No confirmed exploitation is on record for CVE-2019-25398. EPSS is 0.29%. Act only if a listed version of Ipfire IPFire is installed.
Which versions are affected?
Compare what you have installed with Ipfire IPFire IPFire 2.21 - Core Update 127 IPFire 2.21 - Core Update 127. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
No weakness class is stored. EPSS 0.29%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.
Code
The project this record applies to. Exploit listings stay in References.
No public source repository is identified for this product.
Timeline
Detection, updates, and resolution for this record.
Feb 18, 2026 · EUVD
Detected
IPFire 2.21 Core Update 127 contains multiple cross-site scripting vulnerabilities in the ovpnmain.cgi script that allow attackers to inject malicious scripts through VPN configuration parameters. Attackers can submit POST requests with script payloads in parameters like VPN_IP, DMTU, ccdname, ccdsubnet, DOVPN_SUBNET, DHCP_DOMAIN, DHCP_DNS, DHCP_WINS, ROUTES_PUSH, FRAGMENT, KEEPALIVE_1, and KEEPAL
May 24, 2026 · EUVD
Updated
IPFire 2.21 Core Update 127 contains multiple cross-site scripting vulnerabilities in the ovpnmain.cgi script that allow attackers to inject malicious scripts through VPN configuration parameters. Attackers can submit POST requests with script payloads in parameters like VPN_IP, DMTU, ccdname, ccdsubnet, DOVPN_SUBNET, DHCP_DOMAIN, DHCP_DNS, DHCP_WINS, ROUTES_PUSH, FRAGMENT, KEEPALIVE_1, and KEEPAL
Sources
- CVE.orgVulnerability recordCVE-2019-25398
Official CVE identifier
cve.org - FIRST EPSSExploitation probabilityCVE-2019-25398
30-day exploitation probability 0.29%
first.org - EUVDVulnerability recordEUVD-2019-19632
IPFire 2.21 Core Update 127 contains multiple cross-site scripting vulnerabilities in the ovpnmain.cgi script that allow attackers to inject malicious scripts through VPN configuration parameters. Attackers can submit POST requests with script payloads in parameters like VPN_IP,
euvd.enisa.europa.eu
References
Freshness
Last verified in this catalog Nov 12, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.
- FIRST EPSSNov 12, 2026
- CVE.orgNov 6, 2026
- EUVDNov 5, 2026