CVE-2019-3923

Name: CVE-2019-3923
Creator: NVD / NIST
Published: 2019-02-12T04:29:00.69+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.88%

Last modified Jun 17, 2026

CVE-2019-3923 is a vulnerability of currently unknown severity. Nessus versions 8.2.1 and earlier were found to contain a stored XSS vulnerability due to improper validation of user-supplied input. An authenticated, remote attacker could potentially exploit this vulnerability via a specially crafted request to execute arbitrary script code in a user's browser session. EPSS estimates a 0.88% chance of exploitation in the next 30 days.

Description

Nessus versions 8.2.1 and earlier were found to contain a stored XSS vulnerability due to improper validation of user-supplied input. An authenticated, remote attacker could potentially exploit this vulnerability via a specially crafted request to execute arbitrary script code in a user's browser session. Tenable has released Nessus 8.2.2 to address this issue.

Metrics

EPSS Probability

0.88%

54.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Tenable	Nessus	<= 8.2.1

References

https://www.tenable.com/security/tns-2019-01Vendor Advisory
https://www.tenable.com/security/tns-2019-01Vendor Advisory

Timeline

Published: Feb 12, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-3923?

How severe is CVE-2019-3923?

Severity scoring for CVE-2019-3923 is pending analysis. The EPSS model estimates a 0.88% probability of exploitation in the next 30 days.

How do I fix CVE-2019-3923?

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-2019-3923?

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

Scan your code now

Source: NVD / NIST