What is CVE-2026-59802?

CVE-2026-59802 is a high-severity vulnerability in Passwordpusher, classified under CWE-183. CVSS score: 8.2/10. Published 2026-07-08.

How severe is CVE-2026-59802?

High severity. CVSS v3 base score is 8.2 out of 10.

Vulnerability in Passwordpusher

CVE-2026-59802

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 v…

CVSS v3 metric

CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N.

Affected products

Passwordpusher — versions 0, 2.8.1

Weakness classification (CWE)

CWE-183

References

disclosure@vulncheck.com (vendor-advisory)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-59802?: CVE-2026-59802 is a high-severity vulnerability in Passwordpusher, classified under CWE-183. CVSS score: 8.2/10. Published 2026-07-08.
How severe is CVE-2026-59802?: High severity. CVSS v3 base score is 8.2 out of 10.