CVE-2017-15717

Name: CVE-2017-15717
Creator: NVD / NIST
Published: 2018-01-10T14:29:00.263+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.91%

Last modified Jun 17, 2026

CVE-2017-15717 is a vulnerability of currently unknown severity. A flaw in the way URLs are escaped and encoded in the org.apache.sling.xss.impl.XSSAPIImpl#getValidHref and org.apache.sling.xss.impl.XSSFilterImpl#isValidHref allows special crafted URLs to pass as valid, although they carry XSS payloads. The affected versions are Apache Sling XSS Protection API 1.0.4 to 1.0.18, Apache Sling XSS Protection API Compat 1.1.0 and Apache Sling XSS Protection API 2.0.0.. EPSS estimates a 2.91% chance of exploitation in the next 30 days.

Description

A flaw in the way URLs are escaped and encoded in the org.apache.sling.xss.impl.XSSAPIImpl#getValidHref and org.apache.sling.xss.impl.XSSFilterImpl#isValidHref allows special crafted URLs to pass as valid, although they carry XSS payloads. The affected versions are Apache Sling XSS Protection API 1.0.4 to 1.0.18, Apache Sling XSS Protection API Compat 1.1.0 and Apache Sling XSS Protection API 2.0.0.

Metrics

EPSS Probability

2.91%

85.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Apache	Sling Xss Protection Api	> 1.0.4, <= 1.0.18
Apache	Sling Xss Protection Api	2.0.0
Apache	Sling Xss Protection Api Compat	1.1.0

References

https://s.apache.org/CVE-2017-15717Vendor Advisory
https://s.apache.org/CVE-2017-15717Vendor Advisory

Timeline

Published: Jan 10, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-15717?

How severe is CVE-2017-15717?

Severity scoring for CVE-2017-15717 is pending analysis. The EPSS model estimates a 2.91% probability of exploitation in the next 30 days.

How do I fix CVE-2017-15717?

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-2017-15717?

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

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Source: NVD / NIST