CVE-2016-4434

mediumpriority · track · 32EPSS 0.036 · 89 %ileEUUS
grimoire priorityP3 · Track
Exploitable?
—
no known exploitation
Likely / severe?
3.57% (89th) EPSS
CVSS 6.8 · medium
Is it mine?
5 products
Check your exposure
Who says so?
5 sources
cnnvd · enisa_euvd · nvd · osv

EPSS · scored 2026-10-27

Apache Tika before 1.13 does not properly initialize the XML parser or choose handlers, which might allow remote attackers to conduct XML External Entity (XXE) attacks via vectors involving (1) spreadsheets in OOXML files and (2) XMP metadata in PDF and other file formats, a related issue to CVE-2016-2175.

01

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

  • FixedRed Hat JBoss BRMS 6.4redhat_csaf

    Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on. It is recommended to halt the server by stopping the JBoss Application Server process before installing this update; after installing the update, restart the server by starting the JBoss Application Server process. The References section of this erratum contains a download link (you must log in to download the update).

    https://access.redhat.com/errata/RHSA-2017:0248
  • FixedRed Hat JBoss BPMS 6.4redhat_csaf

    Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on. It is recommended to halt the server by stopping the JBoss Application Server process before installing this update; after installing the update, restart the server by starting the JBoss Application Server process. The References section of this erratum contains a download link (you must log in to download the update).

    https://access.redhat.com/errata/RHSA-2017:0249
02

cvss

Technical severity, 0–10. One row per scoring source.

7.8
010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5.4–7.8

v2.06.8mediumAV:N/AC:M/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 8.6 · impact 6.4
v3.07.8highCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 1.8 · impact 5.9
v2.05.8mediumAV:N/AC:M/Au:N/C:P/I:N/A:Psecondary · Red Hat Product Security US
v3.07.8highCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · OSV
v3.07.1highCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)
v3.05.4mediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:Lsecondary · Red Hat Product Security US
03

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-611USprimaryCWE-611USCWE-611US
04

affected products (5)

Products and version ranges known to be affected.

05

advisories (3)

Vendor and ecosystem advisories describing this.

  • RHSA-2017:0248Red Hat Security Advisory: Red Hat JBoss BRMS security update2017-02-02csaf · redhat_csafUS

    An update is now available for Red Hat JBoss BRMS. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

  • RHSA-2017:0249Red Hat Security Advisory: Red Hat JBoss BPM Suite security update2017-02-02csaf · redhat_csafUS

    An update is now available for Red Hat JBoss BPM Suite. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

  • GHSA-4xr4-4c65-hj7fApache Tika does not properly initialize the XML parser or choose handlers2018-10-17ghsa · osvUS

    Apache Tika before 1.13 does not properly initialize the XML parser or choose handlers, which might allow remote attackers to conduct XML External Entity (XXE) attacks via vectors involving (1) spreadsheets in OOXML files and (2) XMP metadata in PDF and other file formats, a related issue to CVE-2016-2175.

06

also known as (3)

Other names and identifiers for this entity.

07

sources

Which sources assert this record, and when.

cnnvdenisa_euvdnvdosvredhat_csafNVDCVE.orgMITRE
published 2017-09-30modified 2026-06-17
09

references (14)

External citations — patches, advisories, analysis.

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