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Vulnerability record · CVE-2015-8351 · published 11 September 2017

CVE-2015-8351: Gwolle guestbook project gwolle guestbook code injection vulnerability

GGwolle Guestbook Project · Gwolle Guestbook

PHP remote file inclusion vulnerability in the Gwolle Guestbook plugin before 1.5.4 for WordPress, when allow_url_include is enabled, allows remote authenticated users to execute arbitrary PHP code via a URL in the abspath parameter to frontend/captcha/ajaxresponse.php. NOTE: this can also be leveraged to include and execute arbitrary local files via directory traversal sequences regardless of whether allow_url_include is enabled.

9.0 CVSS 3.0 Critical EPSS 37% · top 1.5% CWE-94 · Code injection
9.0CVSS 3.0 base score, v2 6.8
37%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
10References
17 Jun 2026Last modified by NVD

Description

PHP remote file inclusion vulnerability in the Gwolle Guestbook plugin before 1.5.4 for WordPress, when allow_url_include is enabled, allows remote authenticated users to execute arbitrary PHP code via a URL in the abspath parameter to frontend/captcha/ajaxresponse.php. NOTE: this can also be leveraged to include and execute arbitrary local files via directory traversal sequences regardless of whether allow_url_include is enabled.

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://packetstormsecurity.com/files/134599/WordPress-Gwolle-Guestbook-1.5.3-Remote-File-Inclusion.html Third Party AdvisoryVDB Entry
http://www.securityfocus.com/archive/1/537020/100/0/threaded
https://wordpress.org/plugins/gwolle-gb/changelog/ Third Party Advisory
https://www.exploit-db.com/exploits/38861/ Third Party AdvisoryVDB Entry
https://www.htbridge.com/advisory/HTB23275 Third Party Advisory
http://packetstormsecurity.com/files/134599/WordPress-Gwolle-Guestbook-1.5.3-Remote-File-Inclusion.html Third Party AdvisoryVDB Entry
http://www.securityfocus.com/archive/1/537020/100/0/threaded
https://wordpress.org/plugins/gwolle-gb/changelog/ Third Party Advisory
https://www.exploit-db.com/exploits/38861/ Third Party AdvisoryVDB Entry
https://www.htbridge.com/advisory/HTB23275 Third Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2015-8351), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.