How severe is CVE-2019-17120?

CVE-2019-17120 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-2019-17120 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 50% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-17120?

CVE-2019-17120 primarily affects Wikidsystems 2fa Enterprise Server. In total, 46 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-17120?

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

When was CVE-2019-17120 published?

CVE-2019-17120 was published on 2019-10-17 and last updated on 2026-06-17.

CVE-2019-17120

CVE-2019-17120 is a medium-severity vulnerability in Wikidsystems 2fa Enterprise Server with a CVSS 3.x base score of 6.1. Its EPSS exploit-prediction score of 50% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 50% (99th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Wikidsystems 2fa Enterprise Server
Published: 2019-10-17
Last modified: 2026-06-17

Description

A stored and reflected cross-site scripting (XSS) vulnerability in WiKID 2FA Enterprise Server through 4.2.0-b2047 allow remote attackers to inject arbitrary web script or HTML via /WiKIDAdmin/adm_usrs.jsp. The usr parameter is vulnerable: the reflected cross-site scripting occurs immediately after the user is created. The malicious script is stored and will be executed whenever /WiKIDAdmin/adm_usrs.jsp is visited.

Frequently asked questions

What is CVE-2019-17120?: A stored and reflected cross-site scripting (XSS) vulnerability in WiKID 2FA Enterprise Server through 4.2.0-b2047 allow remote attackers to inject arbitrary web script or HTML via /WiKIDAdmin/adm_usrs.jsp. The usr parameter is vulnerable: the reflected cross-site scripting occurs immediately after the user is created. The malicious script is stored and will be executed whenever /WiKIDAdmin/adm_usrs.jsp is visited.
How severe is CVE-2019-17120?: CVE-2019-17120 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-2019-17120 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 50% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-17120?: CVE-2019-17120 primarily affects Wikidsystems 2fa Enterprise Server. In total, 46 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-17120?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-17120 published?: CVE-2019-17120 was published on 2019-10-17 and last updated on 2026-06-17.

References

Affected products (46)

cpe:2.3:a:wikidsystems:2fa_enterprise_server:3.4.81:b676:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:3.4.85:b780:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:3.4.87:b1092:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:3.4.87:b1159:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:3.4.87:b1169:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:3.4.87:b1216:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:3.4.87:b824:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:3.4.87:b839:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:3.5.0:b1342:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:3.5.0:b1352:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:3.5.0:b1359:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:3.5.0:b1373:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:3.5.0:b1403:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:3.5.0:b1411:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:3.5.0:b1421:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:3.5.0:b1428:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:3.5.0:b1438:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:3.5.0:b1472:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:3.5.0:b1542:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:3.5.0:b1580:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:3.6.0:b1659:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:3.6.0:b1672:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:4.0:b1787:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:4.0:b1798:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:4.0:b1803:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:4.0.1:b1817:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:4.0.1:b1821:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:4.0.1:b1905:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:4.0.1:b1906:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:4.0.2:b1917:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:4.0.2:b1921:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:4.1.0:b1926:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:4.1.0:b1941:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:4.1.0:b1949:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:4.1.0:b1955:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:4.2.0:b1978:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:4.2.0:b1981:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:4.2.0:b1984:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:4.2.0:b2007:*:*:*:*:*:*
cpe:2.3:a:wikidsystems:2fa_enterprise_server:4.2.0:b2014:*:*:*:*:*:*

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