CVE-2012-4271

Severity: medium (CVSS 4.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.0% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2012-08-13 · updated 2026-06-16
Weakness: CWE-79

Description

Multiple cross-site scripting (XSS) vulnerabilities in bad-behavior-wordpress-admin.php in the Bad Behavior plugin before 2.0.47 and 2.2.x before 2.2.5 for WordPress allow remote attackers to inject arbitrary web script or HTML via the (1) PATH_INFO, (2) httpbl_key, (3) httpbl_maxage, (4) httpbl_threat, (5) reverse_proxy_addresses, or (6) reverse_proxy_header parameter.

Affected products

Mark Jaquith Bad Behavior: through 2.0.46; 2.2.0, 2.2.1, 2.2.2, 2.2.3, 2.2.4
WordPress: all versions

References

http://packetstormsecurity.org/files/112619/WordPress-Bad-Behavior-Cross-Site-Scripting.html
http://plugins.trac.wordpress.org/changeset?old_path=%2Fbad-behavior&old=543807&new_path=%2Fbad-behavior&new=543807
http://www.securityfocus.com/bid/53477
https://exchange.xforce.ibmcloud.com/vulnerabilities/75521
http://packetstormsecurity.org/files/112619/WordPress-Bad-Behavior-Cross-Site-Scripting.html
http://plugins.trac.wordpress.org/changeset?old_path=%2Fbad-behavior&old=543807&new_path=%2Fbad-behavior&new=543807
http://www.securityfocus.com/bid/53477
https://exchange.xforce.ibmcloud.com/vulnerabilities/75521

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