XSS in Typesettercms Typesetter

CVE-2020-35126

Typesetter CMS 5.x through 5.1 allows admins to conduct Site Title persistent XSS attacks via an Admin/Configuration URI. NOTE: the significance of this report is disputed because "admins are considered trustworthy.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.007 (51.4th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 51st percentile — 51.4% 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-2020-35126: held from 0.007 to 0.007.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: +0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-35126?
CVE-2020-35126 is a medium-severity vulnerability in Typesettercms Typesetter, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2020-12-11.
How severe is CVE-2020-35126?
Medium severity. CVSS v3 base score is 4.8 out of 10.
Is CVE-2020-35126 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.