CVE-2018-17884

Severity: medium (CVSS 6.1 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.2% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2018-10-02 · updated 2026-06-17
Weakness: CWE-79

Description

XSS exists in admin/gb-dashboard-widget.php in the Gwolle Guestbook (gwolle-gb) plugin before 2.5.4 for WordPress via the PATH_INFO to wp-admin/index.php

Affected products

Gwolle Guestbook Plugin: before 2.5.4 — fixed in 2.5.4

How to fix

Upgrade to a fixed version: Gwolle Guestbook Plugin 2.5.4. Check the vendor advisory for mitigations.

References

http://www.defensecode.com/advisories/DC-2018-05-008_WordPress_Gwolle_Guestbook_Plugin_Advisory.pdf
https://seclists.org/bugtraq/2018/Jul/74
https://wordpress.org/plugins/gwolle-gb/#developers
http://www.defensecode.com/advisories/DC-2018-05-008_WordPress_Gwolle_Guestbook_Plugin_Advisory.pdf
https://seclists.org/bugtraq/2018/Jul/74
https://wordpress.org/plugins/gwolle-gb/#developers

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