CVE-2021-33199

View on CVE.org

Published Aug 12, 2021 CVSS 3.1 · 9.8 Critical EPSS 1.4% KEV · Not listed

Description

In Expression Engine before 6.0.3, addonIcon in Addons/file/mod.file.php relies on the untrusted input value of input->get('file') instead of the fixed file names of icon.png and icon.svg.

Analysis

No analysis available yet

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:expressionengine:expressionengine:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No remediation available yet

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2021-19912	In Expression Engine before 6.0.3, addonIcon in Addons/file/mod.file.php relies on the untrusted input value of input->get('file') instead of the fixed file names of icon.png and icon.svg.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

Exploit prediction score: 1.4% (1.361% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://github.com/ExpressionEngine/ExpressionEngine/compare/6.0.1...6.0.3#diff-17bcb23e5666fc2dccb79c7133e9eeb701847f67ae84fbde0a673c3fd3d109e0R508
https://github.com/ExpressionEngine/ExpressionEngine/releases/tag/6.0.3

History

No history.

Subscriptions

Expressionengine Expressionengine

Weaknesses

CWE-20
Improper Input Validation

Sources

CVE record Updated: Aug 3, 2024, 11:42 PM

Status: PUBLISHED
Assigner: mitre
Published: Aug 12, 2021, 8:46 PM
Updated: Aug 3, 2024, 11:42 PM
Reserved: May 19, 2021, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 3:54 AM

Status: Modified
Published: Aug 12, 2021, 9:15 PM
Modified: Jun 17, 2026, 3:54 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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