CVE-2021-23792

Name: CVE-2021-23792
Creator: NVD / NIST
Published: 2022-05-06T20:15:07.863+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.97%

Last modified Jun 17, 2026

CVE-2021-23792 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. The package com.twelvemonkeys.imageio:imageio-metadata before 3.7.1 are 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. EPSS estimates a 0.97% chance of exploitation in the next 30 days.

Description

The package com.twelvemonkeys.imageio:imageio-metadata before 3.7.1 are 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.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.97%

57.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-611

Affected Software

Vendor	Product	Versions
Twelvemonkeys Project	Twelvemonkeys	< 3.7.1

References

https://github.com/haraldk/TwelveMonkeys/commit/da4efe98bf09e1cce91b7633cb251958a200fc80Patch, Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-COMTWELVEMONKEYSIMAGEIO-2316763Patch, Third Party Advisory
https://github.com/haraldk/TwelveMonkeys/commit/da4efe98bf09e1cce91b7633cb251958a200fc80Patch, Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-COMTWELVEMONKEYSIMAGEIO-2316763Patch, Third Party Advisory

Timeline

Published: May 6, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-23792?

How severe is CVE-2021-23792?

CVE-2021-23792 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.97% probability of exploitation in the next 30 days.

How do I fix CVE-2021-23792?

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-2021-23792?

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

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Source: NVD / NIST