XSS in Wbolt Donate With Qrcode

CVE-2021-24618

The Donate With QRCode WordPress plugin before 1.4.5 does not sanitise or escape its QRCode Image setting, which result into a Stored Cross-Site Scripting (XSS). Furthermore, the plugin also does not have any CSRF and capability checks in place when saving such setting, allowing any authenticated user (as low as subscriber), or unauthenticated user via a CSRF vector to update them and perform such attack.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.004 (31.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/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-2021-24618?
CVE-2021-24618 is a medium-severity vulnerability in Wbolt Donate With Qrcode, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-09-20.
How severe is CVE-2021-24618?
Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2021-24618 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.