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GHSA-pjch-4g28-fxx7

External Entity Reference in TwelveMonkeys ImageIO

Source: GitHub Advisory Database (reviewed) Critical CVE-2021-23792

Packages

EcosystemPackageAffectedFixed in
Maven com.twelvemonkeys.imageio:imageio-metadata < 3.7.1 3.7.1

Details

As written in the advisory (Markdown source, shown as plain text).

The package com.twelvemonkeys.imageio:imageio-metadata before version 3.7.1 is vulnerable to XML External Entity (XXE) Injection due to an insecurely initialized XML parser for reading XMP Metadata. An attacker can exploit this vulnerability if they are able to supply a file (e.g. when an online profile picture is processed) with a malicious XMP segment. If the XMP metadata of the uploaded image is parsed, then the XXE vulnerability is triggered.

References

External links from the advisory. They lead to third-party sites.