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Threat Entry Updated 2026-06-17

Hashbar - Cross-Site Scripting (XSS) (CVE-2023-51372)

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in HasThemes HashBar – WordPress Notification Bar allows Stored XSS.This issue affects HashBar – WordPress Notification Bar: from n/a through 1.4.1.

PLUGIN Hashbar

CVE-2023-51372

MEDIUM CVSS 5.9 2023-12-29

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Threat Entry Updated 2026-06-17

Hashbar - Cross-Site Scripting (XSS) (CVE-2022-4650)

The HashBar WordPress plugin before 1.3.6 does not validate and escape one of its shortcode attributes, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attack.

PLUGIN Hashbar

CVE-2022-4650

MEDIUM CVSS 5.4 2023-01-23

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