What is CVE-2025-58873?

CVE-2025-58873 is a medium-severity vulnerability in Pusheco Pushe Web Push Notification, classified under Cross-site Scripting. CVSS score: 5.9/10. Published 2025-09-05.

How severe is CVE-2025-58873?

Medium severity. CVSS v3 base score is 5.9 out of 10.

Is CVE-2025-58873 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Pusheco Pushe Web Push Notification

CVE-2025-58873

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in pusheco Pushe Web Push Notification pushe-webpush allows Stored XSS.This issue affects Pushe Web Push Notification: from n/a through <= 0.5.0.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (8.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L.

Affected products

Pusheco Pushe Web Push Notification — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

audit@patchstack.com (vdb-entry)

Frequently asked questions

What is CVE-2025-58873?: CVE-2025-58873 is a medium-severity vulnerability in Pusheco Pushe Web Push Notification, classified under Cross-site Scripting. CVSS score: 5.9/10. Published 2025-09-05.
How severe is CVE-2025-58873?: Medium severity. CVSS v3 base score is 5.9 out of 10.
Is CVE-2025-58873 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.