CVE-2011-1183
Access controll bypass in Apache Tomcat
Apache Tomcat 7.0.11, when web.xml has no login configuration, does not follow security constraints, which allows remote attackers to bypass intended access restrictions via HTTP requests to a meta-data complete web application. NOTE: this vulnerability exists because of an incorrect fix for CVE-2011-1088 and CVE-2011-1419.
Exploit likelihood
What each source reports
NVD Score used
Apache Tomcat 7.0.11, when web.xml has no login configuration, does not follow security constraints, which allows remote attackers to bypass intended access restrictions via HTTP requests to a meta-data complete web application. NOTE: this vulnerability exists because of an incorrect fix for CVE-2011-1088 and CVE-2011-1419.
- Record
CVE-2011-1183- CVSS 2.0
- 5.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:N - Updated
- 2026-11-02
CVE List No score
Apache Tomcat 7.0.11, when web.xml has no login configuration, does not follow security constraints, which allows remote attackers to bypass intended access restrictions via HTTP requests to a meta-data complete web application. NOTE: this vulnerability exists because of an incorrect fix for CVE-2011-1088 and CVE-2011-1419.
- Record
CVE-2011-1183- Updated
- 2026-11-02
EUVDEUVD-2022-4656 No score
Apache Tomcat 7.0.11, when web.xml has no login configuration, does not follow security constraints, which allows remote attackers to bypass intended access restrictions via HTTP requests to a meta-data complete web application. NOTE: this vulnerability exists because of an incorrect fix for CVE-2011-1088 and CVE-2011-1419.
- Record
EUVD-2022-4656- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-p26v-97vp-jcx6 No score
Access controll bypass in Apache Tomcat
Apache Tomcat 7.0.11, when web.xml has no login configuration, does not follow security constraints, which allows remote attackers to bypass intended access restrictions via HTTP requests to a meta-data complete web application. NOTE: this vulnerability exists because of an incorrect fix for CVE-2011-1088 and CVE-2011-1419.
- Record
GHSA-p26v-97vp-jcx6- Updated
- 2026-11-02
OSVGHSA-p26v-97vp-jcx6 No score
Access controll bypass in Apache Tomcat
Apache Tomcat 7.0.11, when web.xml has no login configuration, does not follow security constraints, which allows remote attackers to bypass intended access restrictions via HTTP requests to a meta-data complete web application. NOTE: this vulnerability exists because of an incorrect fix for CVE-2011-1088 and CVE-2011-1419.
- Record
GHSA-p26v-97vp-jcx6- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
org.apache.tomcat:tomcatMaven |
7.0.11 to 7.0.11 | 7.0.12 |
org.apache.tomcat:tomcatMaven |
7.0.11 up to 7.0.12 | 7.0.12 |
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-2011-1183 is a medium vulnerability (CVSS 5.8) in Apache Tomcat, published April 8, 2011. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 6.16%, the 93rd percentile. Fixed in org.apache.tomcat:tomcat 7.0.12.
References
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12701
securityfocus.com/bid/47196
tomcat.apache.org/security-7.html
securityreason.com/securityalert/8187
seclists.org/fulldisclosure/2011/Apr/96
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svn.apache.org/viewvc?view=revision&revision=1087643
exchange.xforce.ibmcloud.com/vulnerabilities/66675
nvd.nist.gov/vuln/detail/CVE-2011-1183
github.com/apache/tomcat/commit/b7b5c63a932f6c1ea05f9b65ad9054247bb5af57
web.archive.org/web/20200229122300/http://www.securityfocus.com/bid/47196