What is CVE-2026-33311?

CVE-2026-33311 is a medium-severity vulnerability in Dicebear, classified under Cross-site Scripting. CVSS score: 4.7/10. Published 2026-03-24.

How severe is CVE-2026-33311?

Medium severity. CVSS v3 base score is 4.7 out of 10.

XSS in Dicebear

CVE-2026-33311

DiceBear is an avatar library for designers and developers. Starting in version 5.0.0 and prior to versions 5.4.4, 6.1.4, 7.1.4, 8.0.3, and 9.4.1, SVG attribute values derived from user-supplied options (`backgroundColor`, `fontFamily`, `t…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.000 (2.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Dicebear — versions >= 5.0.0, < 5.4.4, >= 6.0.0, < 6.1.4, >= 7.0.0, < 7.1.4

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

https://github.com/dicebear/dicebear/security/advisories/GHSA-mr9r-mww3-v6gv (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-33311?: CVE-2026-33311 is a medium-severity vulnerability in Dicebear, classified under Cross-site Scripting. CVSS score: 4.7/10. Published 2026-03-24.
How severe is CVE-2026-33311?: Medium severity. CVSS v3 base score is 4.7 out of 10.