What is CVE-2022-30349?

CVE-2022-30349 is a medium-severity vulnerability in Sscms Siteserver Cms, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2022-06-02.

How severe is CVE-2022-30349?

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

XSS in Sscms Siteserver Cms

CVE-2022-30349

siteserver SSCMS 6.15.51 is vulnerable to Cross Site Scripting (XSS).

Vulnerability class: XSS (Cross-Site Scripting)

Published 2022-06-02 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.007 (50.3th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 50th percentile — 50.3% 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

Sscms Siteserver Cms — versions 6.15.51

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

github.com/siteserver/cms/issues/3238 (Exploit, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2022-30349?: CVE-2022-30349 is a medium-severity vulnerability in Sscms Siteserver Cms, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2022-06-02.
How severe is CVE-2022-30349?: Medium severity. CVSS v3 base score is 6.1 out of 10.