Apache Tika allows Java code execution for serialized objects embedded in MATLAB files
Apache Tika before 1.14 allows Java code execution for serialized objects embedded in MATLAB files. The issue exists because Tika invokes JMatIO to do native deserialization.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Java / Kotlin (Maven) | org.apache.tika:tika-core | < 1.14 | 1.14 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2016-6809
- https://github.com/apache/tika/commit/8a68b5d474205cc91cbbb610d4a1c05af57f0610
- https://dist.apache.org/repos/dist/release/tika/CHANGES-1.14.txt
- https://github.com/advisories/GHSA-j8g6-2wh7-6439
- https://github.com/apache/tika
- https://lists.apache.org/thread.html/91eb639ef619b9a26b40020ca6732e7dbe457f7322ed5f1df49e411a@%3Cdev.nutch.apache.org%3E
- https://lists.apache.org/thread.html/d2375da29d89e679abf5d845db76d6f798fdc6f7d44f2c788e8a0fb9@%3Cuser.nutch.apache.org%3E
- https://lists.apache.org/thread.html/e414754a6c57ce7194b731e211cd6b2cbb41f2c7000e3fb9c6b6ec78@%3Cdev.lucene.apache.org%3E
- https://lists.apache.org/thread.html/r2f6f6c130b12b7332f323f74d031072b1517065ce28a22346791ffb6@%3Cissues.lucene.apache.org%3E
- https://lists.apache.org/thread.html/rfd3646bb724b66b1a9ddef69e692da2b7a727a8799551c78eedf0a0f@%3Cissues.lucene.apache.org%3E
- http://seclists.org/bugtraq/2016/Nov/40
- http://www.securityfocus.com/bid/94247
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H- Weakness (CWE)
CWE-502- Platform
- Java / Kotlin (Maven)
- Package
org.apache.tika:tika-core- Disclosed
- 17.10.2018
- Updated
- 11.10.2026 12:21
Sources and licenses
OSV / GitHub Advisory Database - GHSA-j8g6-2wh7-6439 - CC BY 4.0
Vulnerability history: org.apache.tika:tika-core
All published vulnerabilities of this package (Java / Kotlin (Maven)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 13
- First → latest
- 10.2018 12.2025
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- Critical 2
- High 6
- Medium 5
Disclosures per year
- 2018: 8
- 2019: 2
- 2020: 0
- 2021: 0
- 2022: 2
- 2023: 0
- 2024: 0
- 2025: 1
- 2026: 0
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Apache Tika allows Java code execution for serialized objects embedded in MATLAB files this entry
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