XSS in Monstra

CVE-2018-17024

admin/index.php in Monstra CMS 3.0.4 allows XSS via the page_meta_title parameter in an add_page action.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.007 (49.7th 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

Monstra — versions 3.0.4
N/a — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

0xT11/CVE-POC

References

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

Frequently asked questions

What is CVE-2018-17024?: CVE-2018-17024 is a medium-severity vulnerability in Monstra, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2018-09-13.
How severe is CVE-2018-17024?: Medium severity. CVSS v3 base score is 4.8 out of 10.
Is CVE-2018-17024 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.