How severe is CVE-2018-17884?

CVE-2018-17884 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2018-17884 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-17884?

CVE-2018-17884 affects Gwolle Guestbook Project Gwolle Guestbook. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-17884?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2018-17884 published?

CVE-2018-17884 was published on 2018-10-02 and last updated on 2026-06-17.

CVE-2018-17884

CVE-2018-17884 is a medium-severity vulnerability in Gwolle Guestbook Project Gwolle Guestbook with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 1% (65th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Gwolle Guestbook Project Gwolle Guestbook
Published: 2018-10-02
Last modified: 2026-06-17

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

Frequently asked questions

What is CVE-2018-17884?: 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
How severe is CVE-2018-17884?: CVE-2018-17884 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2018-17884 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-17884?: CVE-2018-17884 affects Gwolle Guestbook Project Gwolle Guestbook. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-17884?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-17884 published?: CVE-2018-17884 was published on 2018-10-02 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:gwolle_guestbook_project:gwolle_guestbook:*:*:*:*:*:wordpress:*:*

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