CVE-2011-4909

mediumpriority · track · 28EPSS 0.019 · 79 %ileexploit · functionalEUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

1 exploit · functional

Likely / severe?

1.88% (79th) EPSS

CVSS 4.3 · medium

Is it mine?

13 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

Multiple cross-site scripting (XSS) vulnerabilities in Joomla! before 1.5.12 allow remote attackers to inject arbitrary web script or HTML via the HTTP_REFERER header to (1) components/com_content/views/article/tmpl/form.php, (2) components/com_user/controller.php, (3) plugins/system/legacy/html.php, or (4) templates/beez/html/com_content/article/form.php.

cvss

Technical severity, 0–10. One row per scoring source.

4.3

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 3.9–4.3

v2.04.3mediumAV:N/AC:M/Au:N/C:N/I:P/A:Nprimary · NVD / NIST USexploitability 8.6 · impact 2.9

v2.03.9lowAV:N/AC:M/Au:N/C:N/I:P/A:N/E:POCsecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-79USprimary

exploits (1)

Public proof-of-concept and weaponised exploit code.

EDB-33061Joomla! 1.5.x - Cross-Site Scripting / Information Disclosurefunctional · exploit_db

affected products (13)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
joomla joomla!≤ 1.5.11nvdUScpe:2.3:a:joomla:joomla\!:*:*:*:*:*:*:*:*
joomla joomla!= 1.5.0nvdUScpe:2.3:a:joomla:joomla\!:*:*:*:*:*:*:*:*
joomla joomla!= 1.5.1nvdUScpe:2.3:a:joomla:joomla\!:*:*:*:*:*:*:*:*
joomla joomla!= 1.5.10nvdUScpe:2.3:a:joomla:joomla\!:*:*:*:*:*:*:*:*
joomla joomla!= 1.5.2nvdUScpe:2.3:a:joomla:joomla\!:*:*:*:*:*:*:*:*
joomla joomla!= 1.5.3nvdUScpe:2.3:a:joomla:joomla\!:*:*:*:*:*:*:*:*
joomla joomla!= 1.5.4nvdUScpe:2.3:a:joomla:joomla\!:*:*:*:*:*:*:*:*
joomla joomla!= 1.5.5nvdUScpe:2.3:a:joomla:joomla\!:*:*:*:*:*:*:*:*
joomla joomla!= 1.5.6nvdUScpe:2.3:a:joomla:joomla\!:*:*:*:*:*:*:*:*
joomla joomla!= 1.5.7nvdUScpe:2.3:a:joomla:joomla\!:*:*:*:*:*:*:*:*
joomla joomla!= 1.5.8nvdUScpe:2.3:a:joomla:joomla\!:*:*:*:*:*:*:*:*
joomla joomla!= 1.5.9nvdUScpe:2.3:a:joomla:joomla\!:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2012-10-07modified 2026-06-16

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+53058 more

references (22)

External citations — patches, advisories, analysis.

scry

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