Elgg before 7.0.0 does not check image dimensions to prevent denial of service via a large avatar upload.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact Low

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

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 unaffected
Version Status Constraints
0 affected < 6.3.5
7.0.0-rc.1 affected < 7.0.0

No data.

No data.

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Project Subscriptions

Vendors Products
Elgg Subscribe
Elgg Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/Elgg/Elgg/commit/ab91d59dc2caaa3fdbfe7e9b916fc0cc7e6b323a cve-icon
https://github.com/Elgg/Elgg/compare/7.0.0-rc.1...7.0.0 cve-icon
https://github.com/Elgg/Elgg/pull/15041 cve-icon
History

Wed, 22 Jul 2026 17:45:00 +0000

Type Values Removed Values Added
Description Elgg before 7.0.0 does not check image dimensions to prevent denial of service via a large avatar upload.
First Time appeared Elgg
Elgg elgg
Weaknesses CWE-770
CPEs cpe:2.3:a:elgg:elgg:*:*:*:*:*:*:*:*
Vendors & Products Elgg
Elgg elgg
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-07-22T18:49:19.203Z

Reserved: 2026-07-22T17:07:58.054Z

Link: CVE-2026-65650

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses