What is CVE-2018-6518?

CVE-2018-6518 is a medium-severity vulnerability in Compo Composr Cms, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2018-04-26.

How severe is CVE-2018-6518?

Medium severity. CVSS v3 base score is 4.8 out of 10.

Is CVE-2018-6518 known to be exploited?

4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Compo Composr Cms

CVE-2018-6518

Composr CMS 10.0.13 has XSS via the site_name parameter in a page=admin-setupwizard&type=step3 request to /adminzone/index.php.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.008 (52.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

Affected products

Compo Composr_cms — versions 10.0.13
N/a — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2018-6518?: CVE-2018-6518 is a medium-severity vulnerability in Compo Composr Cms, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2018-04-26.
How severe is CVE-2018-6518?: Medium severity. CVSS v3 base score is 4.8 out of 10.
Is CVE-2018-6518 known to be exploited?: 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.