CVE-2011-2904
Cross-site scripting (XSS) vulnerability in acknow.php in Zabbix before 1.8.6 allows remote...
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.
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2011-2904- CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2011-2904- Updated
- 2026-11-02
EUVDEUVD-2011-2877 No score
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.
- Record
EUVD-2011-2877- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-5cpx-pcr7-g2xj No score
Cross-site scripting (XSS) vulnerability in acknow.php in Zabbix before 1.8.6 allows remote...
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.
- Record
GHSA-5cpx-pcr7-g2xj- Weakness
- CWE-79
- Updated
- 2026-11-02
OSV No score
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.
- Record
CVE-2011-2904- Updated
- 2026-11-02
OSVDEBIAN-CVE-2011-2904 No score
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.
- Record
DEBIAN-CVE-2011-2904- Updated
- 2026-11-02
Affected products
Affected packages
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2011-2904 is a medium vulnerability (CVSS 4.3) in Zabbix, published August 19, 2011. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.96%, the 80th percentile. Fixed in zabbix 1:1.8.6-1.
References
secunia.com/advisories/45502
securityfocus.com/bid/49016
openwall.com/lists/oss-security/2011/08/09/5
zabbix.com/rn1.8.6.php
lists.fedoraproject.org/pipermail/package-announce/2011-August/063904.html
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support.zabbix.com/browse/ZBX-3835
bugzilla.redhat.com/show_bug.cgi?id=729162
exchange.xforce.ibmcloud.com/vulnerabilities/69025
nvd.nist.gov/vuln/detail/CVE-2011-2904
github.com/advisories/GHSA-5cpx-pcr7-g2xj
security-tracker.debian.org/tracker/CVE-2011-2904