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Vulnerability record · CVE-2016-6809 · published 6 April 2017

CVE-2016-6809: Apache nutch deserialization of untrusted data vulnerability

Apache · Nutch

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.

9.8 CVSS 3.1 Critical EPSS 8.0% · top 5.4% CWE-502 · Deserialization of untrusted data
9.8CVSS 3.1 base score, v2 7.5
8.0%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
16References
17 Jun 2026Last modified by NVD

Description

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://seclists.org/bugtraq/2016/Nov/40 Mailing ListThird Party AdvisoryVDB Entry
http://www.securityfocus.com/bid/94247 Third Party AdvisoryVDB Entry
https://dist.apache.org/repos/dist/release/tika/CHANGES-1.14.txt Release NotesVendor Advisory
https://lists.apache.org/thread.html/91eb639ef619b9a26b40020ca6732e7dbe457f7322ed5f1df49e411a%40%3Cdev.nutch.apache.org%
https://lists.apache.org/thread.html/d2375da29d89e679abf5d845db76d6f798fdc6f7d44f2c788e8a0fb9%40%3Cuser.nutch.apache.org
https://lists.apache.org/thread.html/e414754a6c57ce7194b731e211cd6b2cbb41f2c7000e3fb9c6b6ec78%40%3Cdev.lucene.apache.org
https://lists.apache.org/thread.html/r2f6f6c130b12b7332f323f74d031072b1517065ce28a22346791ffb6%40%3Cissues.lucene.apache
https://lists.apache.org/thread.html/rfd3646bb724b66b1a9ddef69e692da2b7a727a8799551c78eedf0a0f%40%3Cissues.lucene.apache
http://seclists.org/bugtraq/2016/Nov/40 Mailing ListThird Party AdvisoryVDB Entry
http://www.securityfocus.com/bid/94247 Third Party AdvisoryVDB Entry
https://dist.apache.org/repos/dist/release/tika/CHANGES-1.14.txt Release NotesVendor Advisory
https://lists.apache.org/thread.html/91eb639ef619b9a26b40020ca6732e7dbe457f7322ed5f1df49e411a%40%3Cdev.nutch.apache.org%
https://lists.apache.org/thread.html/d2375da29d89e679abf5d845db76d6f798fdc6f7d44f2c788e8a0fb9%40%3Cuser.nutch.apache.org
https://lists.apache.org/thread.html/e414754a6c57ce7194b731e211cd6b2cbb41f2c7000e3fb9c6b6ec78%40%3Cdev.lucene.apache.org
https://lists.apache.org/thread.html/r2f6f6c130b12b7332f323f74d031072b1517065ce28a22346791ffb6%40%3Cissues.lucene.apache
https://lists.apache.org/thread.html/rfd3646bb724b66b1a9ddef69e692da2b7a727a8799551c78eedf0a0f%40%3Cissues.lucene.apache

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Source: NIST National Vulnerability Database (record CVE-2016-6809), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.