CVE-2016-9180
perl-XML-Twig: The option to `expand_external_ents`, documented as controlling external entity...
perl-XML-Twig: The option to expand_external_ents, documented as controlling external entity expansion in XML::Twig does not work. External entities are always expanded, regardless of the option's setting.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
perl-XML-Twig: The option to expand_external_ents, documented as controlling external entity expansion in XML::Twig does not work. External entities are always expanded, regardless of the option's setting.
- Record
CVE-2016-9180- CVSS 3.0
- 9.1 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H - CVSS 2.0
- 6.4 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:P - Weakness
- CWE-611
- Updated
- 2026-11-02
CVE List No score
perl-XML-Twig: The option to expand_external_ents, documented as controlling external entity expansion in XML::Twig does not work. External entities are always expanded, regardless of the option's setting.
- Record
CVE-2016-9180- Updated
- 2026-11-02
EUVDEUVD-2016-9996 No score
perl-XML-Twig: The option to expand_external_ents, documented as controlling external entity expansion in XML::Twig does not work. External entities are always expanded, regardless of the option's setting.
- Record
EUVD-2016-9996- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-6wjc-jvcr-hcxw
perl-XML-Twig: The option to `expand_external_ents`, documented as controlling external entity...
perl-XML-Twig: The option to expand_external_ents, documented as controlling external entity expansion in XML::Twig does not work. External entities are always expanded, regardless of the option's setting.
- Record
GHSA-6wjc-jvcr-hcxw- CVSS 3.0
- 9.1 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H - Weakness
- CWE-611
- Updated
- 2026-11-02
OSV
perl-XML-Twig: The option to expand_external_ents, documented as controlling external entity expansion in XML::Twig does not work. External entities are always expanded, regardless of the option's setting.
- Record
CVE-2016-9180- CVSS 3.0
- 9.1 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H - Updated
- 2026-11-02
OSVDEBIAN-CVE-2016-9180
perl-XML-Twig: The option to expand_external_ents, documented as controlling external entity expansion in XML::Twig does not work. External entities are always expanded, regardless of the option's setting.
- Record
DEBIAN-CVE-2016-9180- CVSS 3.0
- 9.1 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H - Updated
- 2026-11-02
Show 7 moreShow less
OSVUBUNTU-CVE-2016-9180
perl-XML-Twig: The option to expand_external_ents, documented as controlling external entity expansion in XML::Twig does not work. External entities are always expanded, regardless of the option's setting.
- Record
UBUNTU-CVE-2016-9180- CVSS 3.0
- 9.1 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H - Updated
- 2026-11-02
OSVopenSUSE-SU-2020:1177-1 No score
Security update for perl-XML-Twig
This update for perl-XML-Twig fixes the following issues:
- Security fix [bsc#1008644, CVE-2016-9180]
- Setting expand_external_ents to 0 or -1 currently doesn't work as expected; To completely turn off expanding external entities use no_xxe.
- Update documentation for XML::Twig to mention problems with expand_external_ents and add information about new no_xxe argument
This update was imported from the SUSE:SLE-15:Update update project.
- Record
openSUSE-SU-2020:1177-1- Updated
- 2026-11-02
OSVopenSUSE-SU-2020:1204-1 No score
Security update for perl-XML-Twig
This update for perl-XML-Twig fixes the following issues:
- Security fix [bsc#1008644, CVE-2016-9180]
- Setting expand_external_ents to 0 or -1 currently doesn't work as expected; To completely turn off expanding external entities use no_xxe.
- Update documentation for XML::Twig to mention problems with expand_external_ents and add information about new no_xxe argument
This update was imported from the SUSE:SLE-15:Update update project.
- Record
openSUSE-SU-2020:1204-1- Updated
- 2026-11-02
OSVopenSUSE-SU-2024:11164-1 No score
perl-XML-Twig-3.52-2.8 on GA media
These are all security issues fixed in the perl-XML-Twig-3.52-2.8 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:11164-1- Updated
- 2026-11-02
OSVSUSE-SU-2020:2172-1 No score
Security update for perl-XML-Twig
This update for perl-XML-Twig fixes the following issues:
- Security fix [bsc#1008644, CVE-2016-9180]
- Setting expand_external_ents to 0 or -1 currently doesn't work as expected; To completely turn off expanding external entities use no_xxe.
- Update documentation for XML::Twig to mention problems with expand_external_ents and add information about new no_xxe argument
- Record
SUSE-SU-2020:2172-1- Updated
- 2026-11-02
OSVSUSE-SU-2020:2173-1 No score
Security update for perl-XML-Twig
This update for perl-XML-Twig fixes the following issues:
- Security fix [bsc#1008644, CVE-2016-9180]
- Added: the no_xxe option to XML::Twig::new, which causes the parse to fail if external entities are used (to prevent malicious XML to access the filesystem).
- Setting expand_external_ents to 0 or -1 currently doesn't work as expected; To completely turn off expanding external entities use no_xxe.
- Update documentation for XML::Twig to mention problems with expand_external_ents and add information about new no_xxe argument
- Record
SUSE-SU-2020:2173-1- Updated
- 2026-11-02
OSVSUSE-SU-2020:2173-2 No score
Security update for perl-XML-Twig
This update for perl-XML-Twig fixes the following issues:
- Security fix [bsc#1008644, CVE-2016-9180]
- Added: the no_xxe option to XML::Twig::new, which causes the parse to fail if external entities are used (to prevent malicious XML to access the filesystem).
- Setting expand_external_ents to 0 or -1 currently doesn't work as expected; To completely turn off expanding external entities use no_xxe.
- Update documentation for XML::Twig to mention problems with expand_external_ents and add information about new no_xxe argument
- Record
SUSE-SU-2020:2173-2- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
libxml-twig-perlDebian:12 |
before 1:3.50-1.1 | 1:3.50-1.1 |
libxml-twig-perlDebian:13 |
before 1:3.50-1.1 | 1:3.50-1.1 |
libxml-twig-perlDebian:14 |
before 1:3.50-1.1 | 1:3.50-1.1 |
perl-XML-TwigSUSE:Linux Enterprise Module for Basesystem 15 SP1 |
before 3.52-3.3.1 | 3.52-3.3.1 |
perl-XML-TwigSUSE:Linux Enterprise Module for Basesystem 15 SP2 |
before 3.52-3.3.1 | 3.52-3.3.1 |
perl-XML-TwigSUSE:Linux Enterprise Server 12 SP5 |
before 3.44-5.3.1 | 3.44-5.3.1 |
perl-XML-TwigSUSE:Linux Enterprise Server for SAP Applications 12 SP5 |
before 3.44-5.3.1 | 3.44-5.3.1 |
perl-XML-TwigSUSE:HPE Helion OpenStack 8 |
before 3.44-5.3.1 | 3.44-5.3.1 |
perl-XML-TwigSUSE:OpenStack Cloud 7 |
before 3.44-5.3.1 | 3.44-5.3.1 |
perl-XML-TwigSUSE:OpenStack Cloud 8 |
before 3.44-5.3.1 | 3.44-5.3.1 |
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| Package | Affected | Fixed |
|---|---|---|
perl-XML-TwigSUSE:OpenStack Cloud 9 |
before 3.44-5.3.1 | 3.44-5.3.1 |
perl-XML-TwigSUSE:OpenStack Cloud Crowbar 8 |
before 3.44-5.3.1 | 3.44-5.3.1 |
perl-XML-TwigSUSE:OpenStack Cloud Crowbar 9 |
before 3.44-5.3.1 | 3.44-5.3.1 |
perl-XML-TwigSUSE:Linux Enterprise Server for SAP Applications 12 SP2 |
before 3.44-5.3.1 | 3.44-5.3.1 |
perl-XML-TwigSUSE:Linux Enterprise Server for SAP Applications 12 SP3 |
before 3.44-5.3.1 | 3.44-5.3.1 |
perl-XML-TwigSUSE:Linux Enterprise Server for SAP Applications 12 SP4 |
before 3.44-5.3.1 | 3.44-5.3.1 |
perl-XML-TwigSUSE:Linux Enterprise Server 12 SP2-LTSS |
before 3.44-5.3.1 | 3.44-5.3.1 |
perl-XML-TwigSUSE:Linux Enterprise Server 12 SP2-BCL |
before 3.44-5.3.1 | 3.44-5.3.1 |
perl-XML-TwigSUSE:Linux Enterprise Server 12 SP3-LTSS |
before 3.44-5.3.1 | 3.44-5.3.1 |
perl-XML-TwigSUSE:Linux Enterprise Server 12 SP3-BCL |
before 3.44-5.3.1 | 3.44-5.3.1 |
perl-XML-TwigSUSE:Linux Enterprise Server 12 SP4-LTSS |
before 3.44-5.3.1 | 3.44-5.3.1 |
libxml-twig-perlUbuntu:16.04:LTS |
All versions, plus listed versions 1:3.48-1 |
None known |
libxml-twig-perlUbuntu:18.04:LTS |
All versions, plus listed versions 1:3.50-1 |
None known |
perl-XML-TwigopenSUSE:Leap 15.1 |
before 3.52-lp151.3.3.1 | 3.52-lp151.3.3.1 |
perl-XML-TwigopenSUSE:Leap 15.2 |
before 3.52-lp152.4.3.1 | 3.52-lp152.4.3.1 |
perl-XML-TwigopenSUSE:Tumbleweed |
before 3.52-2.8 | 3.52-2.8 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2016-9180 is a critical vulnerability (CVSS 9.1) in Xmltwig Xml-twig For Perl, published December 22, 2016. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.59%, the 89th percentile. Fixed in libxml-twig-perl 1:3.50-1.1.
References
securityfocus.com/bid/94219
openwall.com/lists/oss-security/2016/11/04/2
lists.opensuse.org/opensuse-security-announce/2020-08/msg00020.html
nvd.nist.gov/vuln/detail/CVE-2016-9180
github.com/advisories/GHSA-6wjc-jvcr-hcxw
Show 11 moreShow less
security-tracker.debian.org/tracker/CVE-2016-9180
suse.com/support/update/announcement/2020/suse-su-20202172-1
bugzilla.suse.com/1008644
ubuntu.com/security/CVE-2016-9180
cve.org/CVERecord?id=CVE-2016-9180