Description
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.
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-6cpj-3g83-q2j4 |
Advisories 1
- DSA-2963-1 lucene-solr - security update Debian Security (DSA / DLA) · Mar 9, 2026