DescriptionOpenpyxl 2.4.1 resolves external entities by default, which allows remote attackers to conduct XXE attacks via a crafted .xlsx document.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium
Debian Bugs854442

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
openpyxl (PTS)stretch2.3.0-3fixed
bullseye, sid3.0.3-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
openpyxlsourcewheezy(not affected)
openpyxlsourcejessie(not affected)


[jessie] - openpyxl <not-affected> (vulnerable code not present)
[wheezy] - openpyxl <not-affected> (vulnerable code not present)

Search for package or bug name: Reporting problems