XSS in Thank Me Later Project

CVE-2022-1063

The Thank Me Later WordPress plugin through 3.3.4 does not sanitise and escape the Message Subject field before outputting it in the Messages list, which could allow high privileges users such as admin to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.006 (45.4th percentile) — read the EPSS interpretation.

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.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-1063?
CVE-2022-1063 is a medium-severity vulnerability in Thank Me Later Project, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2022-04-18.
How severe is CVE-2022-1063?
Medium severity. CVSS v3 base score is 4.8 out of 10.
Is CVE-2022-1063 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.