XSS in Htmly

CVE-2021-36703

The "blog title" field in the "Settings" menu "config" page of "dashboard" in htmly 2.8.1 has a storage cross site scripting (XSS) vulnerability. It allows remote attackers to send an authenticated post HTTP request to admin/config and inject arbitrary web script or HTML through a special website name.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

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: 0.009 (59.1th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 59.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-36703: held from 0.009 to 0.009.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-36703?
CVE-2021-36703 is a medium-severity vulnerability in Htmly, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2021-08-03.
How severe is CVE-2021-36703?
Medium severity. CVSS v3 base score is 6.1 out of 10.