CVE-2012-6612
Improper Restriction of XML External Entity Reference in Apache Solr
The (1) UpdateRequestHandler for XSLT or (2) XPathEntityProcessor in Apache Solr before 4.1 allows remote attackers to have an unspecified impact via XML data containing an external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue, different vectors than CVE-2013-6407.
Exploit likelihood
What each source reports
NVD Score used
The (1) UpdateRequestHandler for XSLT or (2) XPathEntityProcessor in Apache Solr before 4.1 allows remote attackers to have an unspecified impact via XML data containing an external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue, different vectors than CVE-2013-6407.
- Record
CVE-2012-6612- CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Updated
- 2026-11-02
CVE List No score
The (1) UpdateRequestHandler for XSLT or (2) XPathEntityProcessor in Apache Solr before 4.1 allows remote attackers to have an unspecified impact via XML data containing an external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue, different vectors than CVE-2013-6407.
- Record
CVE-2012-6612- Updated
- 2026-11-02
EUVDEUVD-2022-2772 No score
The (1) UpdateRequestHandler for XSLT or (2) XPathEntityProcessor in Apache Solr before 4.1 allows remote attackers to have an unspecified impact via XML data containing an external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue, different vectors than CVE-2013-6407.
- Record
EUVD-2022-2772- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-6cpj-3g83-q2j4 No score
Improper Restriction of XML External Entity Reference in Apache Solr
The (1) UpdateRequestHandler for XSLT or (2) XPathEntityProcessor in Apache Solr before 4.1 allows remote attackers to have an unspecified impact via XML data containing an external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue, different vectors than CVE-2013-6407.
- Record
GHSA-6cpj-3g83-q2j4- Weakness
- CWE-611
- Updated
- 2026-11-02
OSV No score
The (1) UpdateRequestHandler for XSLT or (2) XPathEntityProcessor in Apache Solr before 4.1 allows remote attackers to have an unspecified impact via XML data containing an external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue, different vectors than CVE-2013-6407.
- Record
CVE-2012-6612- Updated
- 2026-11-02
OSVDEBIAN-CVE-2012-6612 No score
The (1) UpdateRequestHandler for XSLT or (2) XPathEntityProcessor in Apache Solr before 4.1 allows remote attackers to have an unspecified impact via XML data containing an external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue, different vectors than CVE-2013-6407.
- Record
DEBIAN-CVE-2012-6612- Updated
- 2026-11-02
OSVGHSA-6cpj-3g83-q2j4 No score
Improper Restriction of XML External Entity Reference in Apache Solr
The (1) UpdateRequestHandler for XSLT or (2) XPathEntityProcessor in Apache Solr before 4.1 allows remote attackers to have an unspecified impact via XML data containing an external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue, different vectors than CVE-2013-6407.
- Record
GHSA-6cpj-3g83-q2j4- Weakness
- CWE-611
- Updated
- 2026-11-02
OSVUBUNTU-CVE-2012-6612 No score
The (1) UpdateRequestHandler for XSLT or (2) XPathEntityProcessor in Apache Solr before 4.1 allows remote attackers to have an unspecified impact via XML data containing an external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue, different vectors than CVE-2013-6407.
- Record
UBUNTU-CVE-2012-6612- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
org.apache.solr:solr-coreMaven |
before 4.1.0 | 4.1.0 |
lucene-solrDebian:12 |
before 3.6.2+dfsg-2 | 3.6.2+dfsg-2 |
lucene-solrDebian:13 |
before 3.6.2+dfsg-2 | 3.6.2+dfsg-2 |
lucene-solrDebian:14 |
before 3.6.2+dfsg-2 | 3.6.2+dfsg-2 |
lucene-solrDebian:7 From an advisory covering 4 CVEs |
before 3.6.0+dfsg-1+deb7u1, plus listed versions 3.6.0+dfsg-1 |
3.6.0+dfsg-1+deb7u1 |
org.apache.solr:solr-coreMaven |
before 4.1.0, plus listed versions 1.3.01.4.01.4.13.1.03.2.0 Show 9 moreShow less3.3.03.4.03.5.03.6.03.6.13.6.24.0.04.0.0-ALPHA4.0.0-BETA |
4.1.0 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| affected | ||
| 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-2012-6612 is a high vulnerability (CVSS 7.5) in Apache Solr, published December 7, 2013. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 10.1%, the 95th percentile. Fixed in org.apache.solr:solr-core 4.1.0.
References
rhn.redhat.com/errata/RHSA-2014-0029.html
issues.apache.org/jira/browse/SOLR-3895
svn.apache.org/viewvc/lucene/dev/branches/branch_4x/solr/CHANGES.txt?view=markup
nvd.nist.gov/vuln/detail/CVE-2012-6612
github.com/apache/lucene-solr/commit/0d21b900975b7048d2e925d852aeacb9bdc6766c