8.2
HIGH CVSS 3.1
CVE-2026-59802
PasswordPusher < 2.8.1 - Redirect-Based XSS via data URI in URL Push Payload
Description

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.

INFO

Published Date :

July 8, 2026, 8:16 p.m.

Last Modified :

July 8, 2026, 8:16 p.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2026-59802 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 HIGH 83251b91-4cc7-4094-a5c7-464a1b83ea10
CVSS 3.1 HIGH [email protected]
CVSS 4.0 MEDIUM 83251b91-4cc7-4094-a5c7-464a1b83ea10
CVSS 4.0 MEDIUM [email protected]
Solution
Update PasswordPusher to version 2.8.1 or later to fix the URL validation.
  • Update PasswordPusher to version 2.8.1 or later.
  • Review and sanitize all user-submitted URLs.
  • Implement strict URL validation to prevent data URIs.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-59802.

URL Resource
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
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-59802 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-59802 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-59802 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Jul. 08, 2026

    Action Type Old Value New Value
    Added Affected [{'repo': 'https://github.com/pglombardo/PasswordPusher', 'vendor': 'PasswordPusher', 'product': 'PasswordPusher', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '2.8.1', 'versionType': 'semver'}, {'status': 'unaffected', 'version': '2.8.1', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}]
    Added Description 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.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:H/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N
    Added CWE CWE-183
    Added Reference https://github.com/pglombardo/PasswordPusher/security/advisories/GHSA-76c2-66pg-fj2f
    Added Reference https://www.vulncheck.com/advisories/passwordpusher-redirect-based-xss-via-data-uri-in-url-push-payload
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.