CVE-2011-2904

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: 2011-08-19 · updated 2026-06-16
Weakness: CWE-79

Description

Cross-site scripting (XSS) vulnerability in acknow.php in Zabbix before 1.8.6 allows remote attackers to inject arbitrary web script or HTML via the backurl parameter.

Affected products

Zabbix: through 1.8.5; 1.1, 1.1-beta10, 1.1-beta11, 1.1-beta12, 1.1-beta2, 1.1-beta3 (+60)

References

http://lists.fedoraproject.org/pipermail/package-announce/2011-August/063884.html
http://lists.fedoraproject.org/pipermail/package-announce/2011-August/063904.html
http://secunia.com/advisories/45502
http://secunia.com/advisories/45677
http://www.openwall.com/lists/oss-security/2011/08/08/2
http://www.openwall.com/lists/oss-security/2011/08/09/5
http://www.securityfocus.com/bid/49016
http://www.zabbix.com/rn1.8.6.php
https://bugzilla.redhat.com/show_bug.cgi?id=729162
https://exchange.xforce.ibmcloud.com/vulnerabilities/69025
https://support.zabbix.com/browse/ZBX-3835
http://lists.fedoraproject.org/pipermail/package-announce/2011-August/063884.html

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