CVE Catalog

CVE-2026-65650

MediumCVSS 4.3
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.45%

37th percentile - higher than 37% of all known CVEs

Summary

Elgg before version 7.0.0 does not check image dimensions, allowing a denial of service attack via a large avatar upload.

Risk Assessment

An attacker can overload the server by uploading a very large image, leading to denial of service for other users.

Recommendation

It is recommended to update Elgg to version 7.0.0 or later, which includes proper image dimension checks.

Related vulnerabilities

Original NVD description (English source)

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

Vulnerability data from NVD (NIST) · CISA KEV · EPSS