CVE-2025-26557

HIGH 7.1

WordPress ViperBar Plugin <= 2.0 - Reflected Cross Site Scripting (XSS) vulnerability

CVSS Score

7.1

EPSS Score

0.0%

EPSS Percentile

0th

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in viperchill ViperBar viperbar allows Reflected XSS.This issue affects ViperBar: from n/a through <= 2.0.

CWE	CWE-79
Vendor	viperchill
Product	viperbar
Published	Mar 3, 2025
Last Updated	Apr 28, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

Low

Affected Versions

viperchill / ViperBar

0 ≤ 2.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: https://patchstack.com/database/Wordpress/Plugin/viperbar/vulnerability/wordpress-viperbar-plugin-2-0-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve

Credits

0xd4rk5id3 | Patchstack Bug Bounty Program