CVE-2017-9096

Name: CVE-2017-9096
Creator: NVD / NIST
Published: 2017-11-08T16:29:00.263+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 9.90%

Last modified Jun 17, 2026

CVE-2017-9096 is a vulnerability of currently unknown severity. The XML parsers in iText before 5.5.12 and 7.x before 7.0.3 do not disable external entities, which might allow remote attackers to conduct XML external entity (XXE) attacks via a crafted PDF.. EPSS estimates a 9.90% chance of exploitation in the next 30 days.

Description

The XML parsers in iText before 5.5.12 and 7.x before 7.0.3 do not disable external entities, which might allow remote attackers to conduct XML external entity (XXE) attacks via a crafted PDF.

Metrics

EPSS Probability

9.90%

95.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-611

Affected Software

Vendor	Product	Versions
Itextpdf	Itext	< 5.5.12
Itextpdf	Itext	7.0.0
Itextpdf	Itext	7.0.1
Itextpdf	Itext	7.0.2

References

http://www.securityfocus.com/archive/1/541483/100/0/threadedThird Party Advisory, VDB Entry
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03902en_usThird Party Advisory
https://www.compass-security.com/fileadmin/Datein/Research/Advisories/CSNC-2017-017_itext_xml_external_entity_attack.txtThird Party Advisory
https://www.oracle.com/security-alerts/cpuoct2020.html
http://www.securityfocus.com/archive/1/541483/100/0/threadedThird Party Advisory, VDB Entry
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03902en_usThird Party Advisory
https://www.compass-security.com/fileadmin/Datein/Research/Advisories/CSNC-2017-017_itext_xml_external_entity_attack.txtThird Party Advisory
https://www.oracle.com/security-alerts/cpuoct2020.html

Timeline

Published: Nov 8, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-9096?

The XML parsers in iText before 5.5.12 and 7.x before 7.0.3 do not disable external entities, which might allow remote attackers to conduct XML external entity (XXE) attacks via a crafted PDF.

How severe is CVE-2017-9096?

Severity scoring for CVE-2017-9096 is pending analysis. The EPSS model estimates a 9.90% probability of exploitation in the next 30 days.

How do I fix CVE-2017-9096?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-9096?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST