PT-2023-31795 · WordPress · Hashbar – Wordpress Notification Bar

Emad · Published 2023-12-29 · Updated 2024-01-05 · CVE-2023-51372

Positive Technologies (AI Summary)

CVSS v3.1

5.9

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions HashBar – WordPress Notification Bar versions 1.4.1 and earlier

Description The issue is related to improper neutralization of input during web page generation, which allows stored cross-site scripting (XSS). This can lead to the execution of malicious scripts on the client-side. The estimated number of potentially affected devices worldwide is not specified. There is no information provided about real-world incidents where this issue was exploited.

Recommendations For HashBar – WordPress Notification Bar versions 1.4.1 and earlier, update to a version later than 1.4.1 to resolve the issue. As a temporary workaround, consider restricting access to the notification bar feature until a patch is available. Avoid using user-inputted data in the notification bar to minimize the risk of exploitation. At the moment, there is no information about additional mitigation measures.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2023-51372

Affected Products

Hashbar – Wordpress Notification Bar

References · 8

• https://osv.dev/vulnerability/CVE-2023-51372 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-51372 · Security Note
• https://patchstack.com/database/vulnerability/hashbar-wp-notification-bar/wordpress-hashbar-wordpress-notification-bar-plugin-1-4-1-cross-site-scripting-xss-vulnerability?_s_id=cve · Note
• https://t.me/cvenotify/66310 · Telegram Post
• https://twitter.com/CVEnew/status/1740692563282006160 · Twitter Post
• https://twitter.com/VulmonFeeds/status/1740752682288058869 · Twitter Post
• https://t.me/cibsecurity/73942 · Telegram Post
• https://t.me/cvenotify/65648 · Telegram Post