XSS in Thinkific Uploader

CVE-2022-2426

The Thinkific Uploader WordPress plugin through 1.0.0 does not sanitise and escape its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks against other administrators.

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: 0.006 (47.4th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 47th percentile — 47.4% 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-2022-2426: held from 0.006 to 0.006.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: +0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-2426?
CVE-2022-2426 is a medium-severity vulnerability in Thinkific Uploader, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2022-08-08.
How severe is CVE-2022-2426?
Medium severity. CVSS v3 base score is 4.8 out of 10.
Is CVE-2022-2426 known to be exploited?
3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.