CVE-2021-3964

Authorization Bypass Through User-Controlled Key in elgg/elgg

View on CVE.org

Published Dec 1, 2021 CVSS 3.1 · 5.9 Medium EPSS < 1% KEV · Not listed

Description

elgg is vulnerable to Authorization Bypass Through User-Controlled Key

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

elgg

elgg/elgg

affected

Version	Status	Constraints
`unspecified`	affected	< 3.3.22

Configuration 1 [-]

cpe:2.3:a:elgg:elgg:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No remediation available yet

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2021-2525	elgg is vulnerable to Authorization Bypass Through User-Controlled Key
Github GHSA	GHSA-gwpx-q2h9-wxgx	elgg is vulnerable to Authorization Bypass Through User-Controlled Key

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact High

Availability Impact None

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction None

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact None

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.805% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://github.com/elgg/elgg/commit/d9fcad76ee380ea17edd61d13d0f87828ea3f744
https://huntr.dev/bounties/a4df45d6-b739-4299-967f-c960b569383a

History

No history.

Subscriptions

Elgg Elgg

Weaknesses

CWE-639
Authorization Bypass Through User-Controlled Key

Sources

CVE record Updated: Aug 3, 2024, 5:09 PM

Status: PUBLISHED
Assigner: @huntrdev
Published: Dec 1, 2021, 11:25 AM
Updated: Aug 3, 2024, 5:09 PM
Reserved: Nov 16, 2021, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 4:06 AM

Status: Modified
Published: Dec 1, 2021, 12:15 PM
Modified: Jun 17, 2026, 4:06 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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