CVE-2026-59802

Summary

PasswordPusher before 2.8.1 accepts data URI schemes in URL push payloads due to insufficient validation in the valid_url function. Attackers can create malicious pushes containing data:text/html URIs that execute arbitrary JavaScript in victims' browsers when clicked, enabling phishing and credential theft under the trusted PasswordPusher domain.

Affected Software

Weaknesses

• CWE-183: Permissive List of Allowed Inputs

References

• https://github.com/pglombardo/PasswordPusher/security/advisories/GHSA-76c2-66pg-fj2f
• https://www.vulncheck.com/advisories/passwordpusher-redirect-based-xss-via-data-uri-in-url-push-payload

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