CVE-2026-48904

criticalpriority · track · 41EPSS 0.046 · 92 %ileDEEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

4.58% (92nd) EPSS

CVSS 9.8 · critical

Is it mine?

10 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · cert_bund · nvd

EPSS · scored 2026-10-27

An improper access check allows privelege escalation through the com_users group editing webservice endpoint.

cvss

Technical severity, 0–10. One row per scoring source.

9.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–critical · 4.6–9.8

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.9

v4.08.2highCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:Nsecondary · ENISA EU

v4.08.2highCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Xsecondary · security@joomla.org

v4.04.6mediumCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Xsecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-284US

affected products (10)

Products and version ranges known to be affected.

Open Source Joomla <5.4.6all versionscert_bundDE
Open Source Joomla <6.1.1all versionscert_bundDE
Open Source Joomla< 5.4.6cert_bundDE
Open Source Joomla< 6.1.1cert_bundDE
Joomla! Project Joomla! CMS≤ 4.0.0-5.4.5enisa_euvdEU
Joomla! Project Joomla! CMS≤ 6.0.0-6.1.0enisa_euvdEU
joomla joomla!4.0.0 → 5.4.6nvdUScpe:2.3:a:joomla:joomla\!:*:*:*:*:*:*:*:*
joomla joomla!6.0.0 → 6.1.1nvdUScpe:2.3:a:joomla:joomla\!:*:*:*:*:*:*:*:*
Bitnami joomla4.0.0 → 5.4.6osvUSpkg:bitnami/joomla
Bitnami joomla6.0.0 → 6.1.1osvUSpkg:bitnami/joomla

advisories (2)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2026-1688Joomla: Mehrere SchwachstellenDeutsch2026-05-26csaf · cert_bundDE
Ein entfernter, authentisierter Angreifer kann mehrere Schwachstellen in Joomla ausnutzen, um Angriffe wie Cross-Site Scripting (XSS), SQL-Injection, Privilegienerweiterung, Umgehung der Authentifizierung, Path Traversal, Local File Inclusion (LFI) und unbefugten Zugriff durchzuführen.
BIT-joomla-2026-48904Joomla! Core - [20260514] - Privilege escalation through com_users webservice endpoints2026-05-27vendor · osvUS
An improper access check allows privelege escalation through the com_users group editing webservice endpoint.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cert_bund nvd osv NVD CVE.org MITRE

published 2026-05-26modified 2026-07-24

references (3)

External citations — patches, advisories, analysis.

scry

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