PT-2026-43322 · Com Users · Com Users

Christos Papakonstantinou · Published 2026-05-26 · Updated 2026-05-27 · CVE-2026-48904

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions The product name cannot be determined (affected versions not specified)

Description An improper access check allows privilege escalation through the 'com users group editing webservice' endpoint.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Improper Access Control

Weakness Enumeration

CWE-284

Related Identifiers

BIT-JOOMLA-2026-48904

CVE-2026-48904

Affected Products

Com Users

References · 5

• https://osv.dev/vulnerability/BIT-joomla-2026-48904 · Vendor Advisory
• https://developer.joomla.org/security-centre/1046-20260514-core-privilege-escalation-through-com-users-webservice-endpoints.html · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2026-48904 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-48904 · Security Note
• https://t.me/cveNotify/164753 · Telegram Post