Description
The UpdateRequestHandler for XML 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.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | lucene-solr | 3.6.2+dfsg-2 | — |
| Debian 13 | lucene-solr | 3.6.2+dfsg-2 | — |
| Debian 12 | lucene-solr | 3.6.2+dfsg-2 | — |
| Debian 7 | lucene-solr | 3.6.0+dfsg-1+deb7u1 | DSA-2963-1 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Maven | org.apache.solr:solr-core | < 4.1.0 | 4.1.0 | GHSA-998j-j6v9-5846 |
Advisories 1
- DSA-2963-1 lucene-solr - security update Debian Security (DSA / DLA) · Mar 9, 2026
References
- RHSA-2014:0029 vendor-advisory
- 55542 third-party-advisory
- https://issues.apache.org/jira/browse/SOLR-3895
- [oss-security] 20131128 Re: CVE Request: Apache Solr XXE mailing-list
- http://svn.apache.org/viewvc/lucene/dev/branches/branch_4x/solr/CHANGES.txt?view=markup
- RHSA-2013:1844 vendor-advisory
- 59372 third-party-advisory