CVE-2021-23792 - CVE House
Back to Database
Status published High CVE-2021-23792

XML External Entity (XXE) Injection

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2021-23792

Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • MOGWAI LABS GmbH
  • Timo Müller

References

More from n/a

View All →
CVE-2025-9910
Versions of the package jsondiffpatch before 0.7.2 are vulnerable to...
Low 2.3
CVE-2025-9802
RemoteClinic profile.php sql injection
Medium 5.1
CVE-2025-9799
Langfuse Webhook promptRouter.ts promptChangeEventSourcing server-side request forgery
Low 2.3
CVE-2025-9775
RemoteClinic edit-my-profile.php unrestricted upload
Medium 6.9
CVE-2025-9774
RemoteClinic edit-patient.php information disclosure
Medium 5.3

Affected Vendor

Affected Software

com.twelvemonkeys.imageio:imageio-metadata
Vulnerable Versions:
unspecified

Timeline

Official Publish: May 6th, 2022
Last Modified: September 16th, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.