Improper input validation in Apache Solr
Priority MEDIUM 46CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Partial Red Hat: 3 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA, GitHub and Red Hat.
Summary
Reported in SOLR-14515 (private) and fixed in SOLR-14561 (public), released in Solr version 8.6.0. The Replication handler (https://lucene.apache.org/solr/guide/8_6/index-replication.html#http-api-commands-for-the-replicationhandler) allows commands backup, restore and deleteBackup. Each of these take a location parameter, which was not validated, i.e you could read/write to any location the solr user can access.
Why it matters now
EPSS 0.0526 92nd percentileScored 2026-11-07
Fix Partial Apache Solr: 8.6.0org.apache.solr:solr-parent (Maven): 8.6.0Red Hat: 3 without a fix
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | Apache Solr | before 8.6.0 | 8.6.0 | Patch available | CNA |
| — | org.apache.solr:solr-parent (Maven) | before 8.6.0 | 8.6.0 | Patch available | GHSA-2467-h365-j7hm |
- Apache Solr Vendor— Affected before 8.6.0 Fixed in 8.6.0 Patch available CNA
- org.apache.solr:solr-parent (Maven) Vendor— Affected before 8.6.0 Fixed in 8.6.0 Patch available GHSA-2467-h365-j7hm
Remediation
- Fix · CNA Apache Solr Fixed in 8.6.0
- Fix · GHSA-2467-h365-j7hm org.apache.solr:solr-parent (Maven) Fixed in 8.6.0 Advisory →
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat JBoss Data Virtualization 6 | Affected | No fix planned: Out of support scope |
| Red Hat JBoss Enterprise Application Platform 6 | Affected | No fix planned: Out of support scope |
| Red Hat JBoss Fuse Service Works 6 | Affected | No fix planned: Out of support scope |
Not affected: 3 products
- Red Hat Fuse 7
- Red Hat Integration Camel K 1
- Red Hat JBoss Fuse 6
Timeline
- 2026-10-02 Threatist record created from CVE-2020-13941
- 2026-10-03 Alias added: GHSA-2467-h365-j7hm
References
Advisory 2
Other 6
- [lucene-commits] 20200912 [lucene-site] 01/01: Solr CVE-2020-13941 (#29)
- [submarine-commits] 20201209 [GitHub] [submarine] QiAnXinCodeSafe opened a new issue #474: There is a vulnerability in Apache Solr 5.5.4,upgrade recommended
- [druid-commits] 20210324 [GitHub] [druid] jihoonson opened a new pull request #11030: Suppress cves
- https://lists.apache.org/thread.html/r1d4a247329a8478073163567bbc8c8cb6b49c6bfc2bf58153a857af1@%3Ccommits.druid.apache.org%3E
- https://lists.apache.org/thread.html/rbcd9dff009ed19ffcc2b09784595fc1098fc802a5472f81795f893be@%3Ccommits.lucene.apache.org%3E
- https://lists.apache.org/thread.html/rc400db37710ee79378b6c52de3640493ff538c2beb41cefdbbdf2ab8@%3Ccommits.submarine.apache.org%3E
More Apache Solr vulnerabilities
- TI-2024-30303 Apache Solr: Authentication bypass possible using a fake URL Path ending CVSS 3.1CRITICAL 9.8
- TI-2019-13101 Injection in Apache Solr KEVCVSS 3.1HIGH 7.5
- TI-2019-00170 Code injection in Apache Solr KEVCVSS 3.1HIGH 7.2
- TI-2023-23979 The HTTP/2 protocol allows a denial of service (server resource consumption) because… KEVCVSS 3.1HIGH 7.5
- TI-2021-09240 SSRF vulnerability with the Replication handler CVSS 3.1CRITICAL 9.8
- TI-2017-09354 XML external entity injection in Apache Solr before 7.1 with Apache Lucene before 7.1 CVSS 3.1CRITICAL 9.8
Sources
- CVE-2020-13941 · CVE Program
- CVE-2020-13941 · NVD
- FIRST EPSS
- GHSA-2467-h365-j7hm · GitHub Advisory Database · CC BY 4.0
- CVE-2020-13941 · Red Hat security data · CC BY 4.0
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