XSS in Blue-Admin Project

CVE-2021-24581

The Blue Admin WordPress plugin through 21.06.01 does not sanitise or escape its "Logo Title" setting before outputting in a page, leading to a Stored Cross-Site Scripting issue. Furthermore, the plugin does not have CSRF check in place when saving its settings, allowing the issue to be exploited via a CSRF attack.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.041 (89.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-24581?
CVE-2021-24581 is a high-severity vulnerability in Blue-Admin Project, classified under Cross-site Scripting. CVSS score: 8.8/10. Published 2021-08-30.
How severe is CVE-2021-24581?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2021-24581 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.