CVE-2016-5851
HIGH
8.8
CVSS Score
Published: December 21, 2016 at 12:00 AM UTC
Updated: June 17, 2026 at 12:50 AM UTC
1 product affected across 1 vendorPython Docx
Using N/A by N/A?
Get instant alerts when new vulnerabilities affect N/A - before attackers find them.
Real-time alertsTrack your software stackFree plan available
Severity
HIGH8.8
Exploit prediction
EPSS 2%
Description
python-docx before 0.8.6 allows context-dependent attackers to conduct XML External Entity (XXE) attacks via a crafted document.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v ≤ 0.8.5
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- http://www.openwall.com/lists/oss-security/2016/06/28/7
- https://github.com/python-openxml/python-docx/blob/v0.8.6/HISTORY.rst
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6FFMOH7ZPOPQWNJGUZOS5LXX4MGNRXXT/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XU2WSYRNB7CLBBFCGSX34XHACTA2SWDZ/
References (7)
Mailing ListPatchThird Party Advisory
Source: [email protected]
http://www.openwall.com/lists/oss-security/2016/06/28/7Mailing ListThird Party Advisory
Source: [email protected]
http://www.openwall.com/lists/oss-security/2016/06/28/8PatchRelease NotesVendor Advisory
Source: [email protected]
https://github.com/python-openxml/python-docx/blob/v0.8.6/HISTORY.rstCVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-611
Get alerted
Stop reading CVE feeds looking for your own stack
Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.
Free plan, no card