Resource exhaustion in Elgg

CVE-2026-65650

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

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.

Affected products

  • Elgg — versions 0, 7.0.0-rc.1

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-65650?
CVE-2026-65650 is a medium-severity vulnerability in Elgg, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 4.3/10. Published 2026-07-22.
How severe is CVE-2026-65650?
Medium severity. CVSS v3 base score is 4.3 out of 10.