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Vulnerability record · CVE-2005-4357 · published 20 December 2005

CVE-2005-4357: Phpbb group phpbb vulnerability

Phpbb Group · Phpbb

Cross-site scripting (XSS) vulnerability in phpBB 2.0.18, when "Allowed HTML tags" is enabled, allows remote attackers to inject arbitrary Javascript via a permitted HTML tag with " (quote) characters and active attributes such as onmouseover.

2.6 CVSS 2.0 Low EPSS 1.9% · top 21.6%
2.6CVSS 2.0 base score
1.9%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
20References, 2 tagged exploit
16 Jun 2026Last modified by NVD

Description

Cross-site scripting (XSS) vulnerability in phpBB 2.0.18, when "Allowed HTML tags" is enabled, allows remote attackers to inject arbitrary Javascript via a permitted HTML tag with " (quote) characters and active attributes such as onmouseover.

AV:N/AC:H/Au:N/C:N/I:P/A:N

Affected products

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

References

LinkTags
http://marc.info/?l=full-disclosure&m=113484567432679&w=2
http://secunia.com/advisories/18125 Vendor Advisory
http://secunia.com/advisories/18252
http://securityreason.com/achievement_securityalert/29
http://securityreason.com/securityalert/269 ExploitVendor Advisory
http://www.osvdb.org/21803
http://www.phpbb.com/phpBB/viewtopic.php?t=352966
http://www.securityfocus.com/archive/1/420537/100/0/threaded
http://www.vupen.com/english/advisories/2005/2991
http://www.vupen.com/english/advisories/2006/0010
http://marc.info/?l=full-disclosure&m=113484567432679&w=2
http://secunia.com/advisories/18125 Vendor Advisory
http://secunia.com/advisories/18252
http://securityreason.com/achievement_securityalert/29
http://securityreason.com/securityalert/269 ExploitVendor Advisory
http://www.osvdb.org/21803
http://www.phpbb.com/phpBB/viewtopic.php?t=352966
http://www.securityfocus.com/archive/1/420537/100/0/threaded
http://www.vupen.com/english/advisories/2005/2991
http://www.vupen.com/english/advisories/2006/0010

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2007-1695Phpbb group phpbb vulnerabilityPHP remote file inclusion vulnerability in includes/usercp_register.php in phpBB 2.0.19 allows remote attackers to execute arbitrary PHP code via a U…EPSS 1.9%10.0CVE-2006-6839Phpbb group phpbb vulnerabilityUnspecified vulnerability in phpBB before 2.0.22 has unknown impact and remote attack vectors related to "criteria for 'bad' redirection targets."EPSS 1.6%10.0CVE-2006-6840Phpbb group phpbb vulnerabilityUnspecified vulnerability in phpBB before 2.0.22 has unknown impact and remote attack vectors related to a "negative start parameter."EPSS 1.6%10.0CVE-2006-6841Phpbb group phpbb vulnerabilityCertain forms in phpBB before 2.0.22 lack session checks, which has unknown impact and remote attack vectors.EPSS 1.6%10.0CVE-2002-1537Phpbb group phpbb vulnerabilityadmin_ug_auth.php in phpBB 2.0.0 allows local users to gain administrator privileges by directly calling admin_ug_auth.php with modifed form fields s…EPSS 2.5%10.0CVE-2002-2176Phpbb group phpbb vulnerabilitySQL injection vulnerability in Gender MOD 1.1.3 allows remote attackers to gain administrative access via the user_level parameter in the User Profil…EPSS 3.3%10.0CVE-2002-0473Phpbb group phpbb vulnerabilitydb.php in phpBB 2.0 (aka phpBB2) RC-3 and earlier allows remote attackers to execute arbitrary code from remote servers via the phpbb_root_path param…EPSS 5.3%7.5CVE-2006-5435Phpbb group phpbb vulnerabilityPHP remote file inclusion vulnerability in groupcp.php in phpBB 2.0.10 and earlier allows remote attackers to execute arbitrary PHP code via a URL in…EPSS 1.3%

Source: NIST National Vulnerability Database (record CVE-2005-4357), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.