CVE-2021-38338: Border Loading Bar <= 1.0.1 Reflected Cross-Site Scripting

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2021-09-10 · updated 2026-06-17
Weakness: CWE-79

Description

The Border Loading Bar WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the `f` and `t` parameter found in the ~/titan-framework/iframe-googlefont-preview.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 1.0.1.

Affected products

Border Loading Bar: through 1.0.1

References

https://plugins.trac.wordpress.org/browser/border-loading-bar/trunk/titan-framework/iframe-googlefont-preview.php#L39
https://www.wordfence.com/vulnerability-advisories/#CVE-2021-38338
https://plugins.trac.wordpress.org/browser/border-loading-bar/trunk/titan-framework/iframe-googlefont-preview.php#L39
https://www.wordfence.com/vulnerability-advisories/#CVE-2021-38338

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