What is CVE-2017-1000431?

CVE-2017-1000431 is a medium-severity vulnerability in Ez Publish, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2018-01-02.

How severe is CVE-2017-1000431?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Ez Publish

CVE-2017-1000431

eZ Systems eZ Publish version 5.4.0 to 5.4.9, and 5.3.12 and older, is vulnerable to an XSS issue in the search module, resulting in a risk of attackers injecting scripts which may e.g. steal authentication credentials.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2018-01-02 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.007 (50.4th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 50th percentile — 50.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Ez Publish

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

share.ez.no/community-project/security-advisories/ezsa-2017-005-xss-issue-in-se… (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2017-1000431?: CVE-2017-1000431 is a medium-severity vulnerability in Ez Publish, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2018-01-02.
How severe is CVE-2017-1000431?: Medium severity. CVSS v3 base score is 6.1 out of 10.