How severe is CVE-2019-25398?

CVE-2019-25398 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2019-25398 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-25398?

CVE-2019-25398 affects Ipfire. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-25398?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2019-25398 have an EU (EUVD) identifier?

Yes. CVE-2019-25398 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2019-19632.

When was CVE-2019-25398 published?

CVE-2019-25398 was published on 2026-02-18 and last updated on 2026-06-17.

CVE-2019-25398

CVE-2019-25398 is a medium-severity vulnerability in Ipfire with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v4: 5.1
EPSS exploit prediction: 0% (15th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2019-19632
Weakness: CWE-79
Affected product: Ipfire
Published: 2026-02-18
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is 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 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.
How severe is CVE-2019-25398?: CVE-2019-25398 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2019-25398 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-25398?: CVE-2019-25398 affects Ipfire. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-25398?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2019-25398 have an EU (EUVD) identifier?: Yes. CVE-2019-25398 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2019-19632.
When was CVE-2019-25398 published?: CVE-2019-25398 was published on 2026-02-18 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:ipfire:ipfire:2.21:core_update127:*:*:*:*:*:*

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