CVE-2025-22676: WordPress Upcasted S3 Offload plugin <= 3.0.3 - Cross Site Scripting (XSS) vulnerability

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-02-16 · updated 2026-06-17
Weakness: CWE-79

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in upcasted AWS S3 for WordPress Plugin – Upcasted upcasted-s3-offload allows Stored XSS.This issue affects AWS S3 for WordPress Plugin – Upcasted: from n/a through <= 3.0.3.

Affected products

upcasted AWS S3 for WordPress Plugin – Upcasted: through 3.0.3

References

https://patchstack.com/database/Wordpress/Plugin/upcasted-s3-offload/vulnerability/wordpress-upcasted-s3-offload-plugin-3-0-3-cross-site-scripting-xss-vulnerability?_s_id=cve

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