CVE-2019-17557

Name: CVE-2019-17557
Creator: NVD / NIST
Published: 2020-05-04T13:15:11.657+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 1.22%

Last modified Jun 17, 2026

CVE-2019-17557 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. It was found that the Apache Syncope EndUser UI login page prio to 2.0.15 and 2.1.6 reflects the successMessage parameters. By this mean, a user accessing the Enduser UI could execute javascript code from URL query string.. EPSS estimates a 1.22% chance of exploitation in the next 30 days.

Description

It was found that the Apache Syncope EndUser UI login page prio to 2.0.15 and 2.1.6 reflects the successMessage parameters. By this mean, a user accessing the Enduser UI could execute javascript code from URL query string.

Metrics

CVSS 3.1

5.4/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS Probability

1.22%

64.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Apache	Syncope	>= 2.0.0, < 2.0.15
Apache	Syncope	>= 2.1.0, < 2.1.6

References

http://syncope.apache.org/securityVendor Advisory
http://syncope.apache.org/securityVendor Advisory

Timeline

Published: May 4, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-17557?

How severe is CVE-2019-17557?

CVE-2019-17557 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 1.22% probability of exploitation in the next 30 days.

How do I fix CVE-2019-17557?

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-2019-17557?

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

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Source: NVD / NIST