CVE-2006-1546

Severity: high (CVSS 7.5 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 6.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2006-03-30 · updated 2026-06-16

Description

Apache Software Foundation (ASF) Struts before 1.2.9 allows remote attackers to bypass validation via a request with a 'org.apache.struts.taglib.html.Constants.CANCEL' parameter, which causes the action to be canceled but would not be detected from applications that do not use the isCancelled check.

Affected products

Apache Struts: through 1.2.8

References

http://issues.apache.org/bugzilla/show_bug.cgi?id=38374
http://lists.suse.com/archive/suse-security-announce/2006-May/0004.html
http://mail-archives.apache.org/mod_mbox/struts-dev/200601.mbox/%3cdr169r%24623%242%40sea.gmane.org%3e
http://mail-archives.apache.org/mod_mbox/struts-user/200601.mbox/%3c20060121221800.15814.qmail%40web32607.mail.mud.yahoo.com%3e
http://secunia.com/advisories/19493
http://secunia.com/advisories/20117
http://securitytracker.com/id?1015856
http://struts.apache.org/struts-doc-1.2.9/userGuide/release-notes.html
http://www.securityfocus.com/bid/17342
http://www.vupen.com/english/advisories/2006/1205
https://exchange.xforce.ibmcloud.com/vulnerabilities/25612
http://issues.apache.org/bugzilla/show_bug.cgi?id=38374

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