CVE-2018-17193

Name: CVE-2018-17193
Creator: NVD / NIST
Published: 2018-12-19T14:29:00.393+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.76%

Last modified Jun 17, 2026

CVE-2018-17193 is a vulnerability of currently unknown severity. The message-page.jsp error page used the value of the HTTP request header X-ProxyContextPath without sanitization, resulting in a reflected XSS attack. Mitigation: The fix to correctly parse and sanitize the request attribute value was applied on the Apache NiFi 1.8.0 release. EPSS estimates a 2.76% chance of exploitation in the next 30 days.

Description

The message-page.jsp error page used the value of the HTTP request header X-ProxyContextPath without sanitization, resulting in a reflected XSS attack. Mitigation: The fix to correctly parse and sanitize the request attribute value was applied on the Apache NiFi 1.8.0 release. Users running a prior 1.x release should upgrade to the appropriate release.

Metrics

EPSS Probability

2.76%

84.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Apache	Nifi	>= 1.0.0, <= 1.7.1

References

https://nifi.apache.org/security.html#CVE-2018-17193Vendor Advisory
https://nifi.apache.org/security.html#CVE-2018-17193Vendor Advisory

Timeline

Published: Dec 19, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-17193?

How severe is CVE-2018-17193?

Severity scoring for CVE-2018-17193 is pending analysis. The EPSS model estimates a 2.76% probability of exploitation in the next 30 days.

How do I fix CVE-2018-17193?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-17193?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST