Paper/Archive/CVE-2026-48902

CVE-2026-48902

Joomla! Project Joomla! CMS — Joomla! Core - [20260518] - Transport encryption downgrade for password and username reset links

EPSS 0.3%CVSS 9.8

critical.is priorityof 100

33

CVSS 9.8 (ADP)9.8 / 10 × 3029.4 Not in CISA KEV+300.0 EPSS percentile 16.7.167 × 203.3 No public exploit+100.0 SSVC exploitation: none+100.0

Description · from the CVE record

The password and username reset features created plain http links for https connections if the "Force SSL" flag wasn't explicitly set.

Affected

ProductAffectedFixed inSource

Joomla! CMS3.9.0-5.4.5–CNA

Joomla! CMS6.0.0-6.1.0–CNA

Scores by source

CISA ADP9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

advisorydeveloper.joomla.org/security-centre/1050-20260518-core-transport-encryption-downgrade-for-password-and-username-reset-links.html