CVE-2017-0893

Name: CVE-2017-0893
Creator: NVD / NIST
Published: 2017-05-08T20:29:00.287+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.64%

Last modified Jun 17, 2026

CVE-2017-0893 is a vulnerability of currently unknown severity. Nextcloud Server before 9.0.58 and 10.0.5 and 11.0.3 are shipping a vulnerable JavaScript library for sanitizing untrusted user-input which suffered from a XSS vulnerability caused by a behaviour change in Safari 10.1 and 10.2. Note that Nextcloud employs a strict Content-Security-Policy preventing exploitation of this XSS issue on modern web browsers.. EPSS estimates a 0.64% chance of exploitation in the next 30 days.

Description

Nextcloud Server before 9.0.58 and 10.0.5 and 11.0.3 are shipping a vulnerable JavaScript library for sanitizing untrusted user-input which suffered from a XSS vulnerability caused by a behaviour change in Safari 10.1 and 10.2. Note that Nextcloud employs a strict Content-Security-Policy preventing exploitation of this XSS issue on modern web browsers.

Metrics

EPSS Probability

0.64%

46.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Nextcloud	Nextcloud Server	< 9.0.58
Nextcloud	Nextcloud Server	>= 10.0.0, < 10.0.5
Nextcloud	Nextcloud Server	>= 11.0.0, < 11.0.3

References

https://hackerone.com/reports/222838Third Party Advisory, VDB Entry
https://nextcloud.com/security/advisory/?id=nc-sa-2017-010Vendor Advisory
https://hackerone.com/reports/222838Third Party Advisory, VDB Entry
https://nextcloud.com/security/advisory/?id=nc-sa-2017-010Vendor Advisory

Timeline

Published: May 8, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-0893?

How severe is CVE-2017-0893?

Severity scoring for CVE-2017-0893 is pending analysis. The EPSS model estimates a 0.64% probability of exploitation in the next 30 days.

How do I fix CVE-2017-0893?

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-2017-0893?

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

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Source: NVD / NIST