XSS in Discuz Discuzx

CVE-2018-5331

Discuz! DiscuzX X3.4 has XSS via the view parameter to include/space/space_poll.php, as demonstrated by a mod=space do=poll request to home.php.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.006 (46.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Discuz Discuzx — versions x3.4
N/a — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

cve@mitre.org (Technical Description, Exploit, x_refsource_MISC)

Frequently asked questions

What is CVE-2018-5331?: CVE-2018-5331 is a medium-severity vulnerability in Discuz Discuzx, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2018-01-10.
How severe is CVE-2018-5331?: Medium severity. CVSS v3 base score is 5.4 out of 10.