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Vulnerability Details :

CVE-2026-48898

Summary
Assigner-Joomla
Assigner Org ID-6ff30186-7fb7-4ad9-be33-533e7b05e586
Published At-26 May, 2026 | 16:42
Updated At-26 May, 2026 | 17:25
Rejected At-
Credits

Joomla! Core - [20260513] - Privilege escalation through com_users batch task

An improper access check allows privilege escalation through the com_users batch task.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
â–¼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:Joomla
Assigner Org ID:6ff30186-7fb7-4ad9-be33-533e7b05e586
Published At:26 May, 2026 | 16:42
Updated At:26 May, 2026 | 17:25
Rejected At:
â–¼CVE Numbering Authority (CNA)
Joomla! Core - [20260513] - Privilege escalation through com_users batch task

An improper access check allows privilege escalation through the com_users batch task.

Affected Products
Vendor
Joomla!Joomla! Project
Product
Joomla! CMS
Default Status
unaffected
Versions
Affected
  • 4.0.0-5.4.5
  • 6.0.0-6.1.0
Problem Types
TypeCWE IDDescription
CWECWE-284CWE-284 Improper Access Control
Type: CWE
CWE ID: CWE-284
Description: CWE-284 Improper Access Control
Metrics
VersionBase scoreBase severityVector
4.08.2HIGH
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
Version: 4.0
Base score: 8.2
Base severity: HIGH
Vector:
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
Metrics Other Info
Impacts
CAPEC IDDescription
CAPEC-1CAPEC-1 Accessing Functionality Not Properly Constrained by ACLs
CAPEC ID: CAPEC-1
Description: CAPEC-1 Accessing Functionality Not Properly Constrained by ACLs
Solutions

Configurations

Workarounds

Exploits

Credits

finder
Christos Papakonstantinou, Cantina
finder
Adrian Junge, vulno
Timeline
EventDate
Replaced By

Rejected Reason

References
HyperlinkResource
https://developer.joomla.org/security-centre/1045-20260513-core-privilege-escalation-through-com-users-batch-task.html
vendor-advisory
Hyperlink: https://developer.joomla.org/security-centre/1045-20260513-core-privilege-escalation-through-com-users-batch-task.html
Resource:
vendor-advisory
â–¼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

Exploits

Credits

Timeline
EventDate
Replaced By

Rejected Reason

References
HyperlinkResource
Information is not available yet
â–¼National Vulnerability Database (NVD)
nvd.nist.gov
Source:security@joomla.org
Published At:26 May, 2026 | 17:16
Updated At:26 May, 2026 | 17:16

An improper access check allows privilege escalation through the com_users batch task.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary4.08.2HIGH
CVSS: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:X
Type: Secondary
Version: 4.0
Base score: 8.2
Base severity: HIGH
Vector:
CVSS: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:X
CPE Matches

Weaknesses
CWE IDTypeSource
CWE-284Primarysecurity@joomla.org
CWE ID: CWE-284
Type: Primary
Source: security@joomla.org
Evaluator Description

Evaluator Impact

Evaluator Solution

Vendor Statements

References
HyperlinkSourceResource
https://developer.joomla.org/security-centre/1045-20260513-core-privilege-escalation-through-com-users-batch-task.htmlsecurity@joomla.org
N/A
Hyperlink: https://developer.joomla.org/security-centre/1045-20260513-core-privilege-escalation-through-com-users-batch-task.html
Source: security@joomla.org
Resource: N/A

Change History

0
Information is not available yet

Similar CVEs

11Records found

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EPSS-Not Assigned
Published-26 May, 2026 | 16:43
Updated-26 May, 2026 | 17:26
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
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Matching Score-8
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Published-26 May, 2026 | 16:45
Updated-26 May, 2026 | 17:16
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
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CVSS Score-8.2||HIGH
EPSS-Not Assigned
Published-26 May, 2026 | 16:44
Updated-26 May, 2026 | 17:16
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Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
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Insufficient state checks lead to a vector that allows to bypass 2FA checks.

Action-Not Available
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Matching Score-6
Assigner-Joomla! Project
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EPSS-Not Assigned
Published-26 May, 2026 | 16:43
Updated-26 May, 2026 | 17:38
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
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An improper access check allows unauthorized access to com_config webservice endpoints.

Action-Not Available
Vendor-Joomla!
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CWE ID-CWE-284
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Published-26 May, 2026 | 16:44
Updated-26 May, 2026 | 17:41
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
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An improper access check allows privilege escalation through the com_users batch task.

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Published-26 May, 2026 | 16:43
Updated-26 May, 2026 | 17:39
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KEV Action Due Date-Not Available
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Vendor-Joomla!
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Assigner-Joomla! Project
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Matching Score-6
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CVSS Score-8.6||HIGH
EPSS-0.00% / 0.01%
||
7 Day CHG~0.00%
Published-01 Apr, 2026 | 09:03
Updated-09 Apr, 2026 | 19:59
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
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Action-Not Available
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CWE ID-CWE-284
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Matching Score-6
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Matching Score-6
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EPSS-0.00% / 0.01%
||
7 Day CHG~0.00%
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Action-Not Available
Vendor-Joomla!
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CWE ID-CWE-284
Improper Access Control
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Matching Score-6
Assigner-Joomla! Project
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Matching Score-6
Assigner-Joomla! Project
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7 Day CHG~0.00%
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Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
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Matching Score-6
Assigner-Joomla! Project
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Matching Score-6
Assigner-Joomla! Project
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EPSS-94.52% / 100.00%
||
7 Day CHG~0.00%
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Updated-26 Feb, 2026 | 05:05
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
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Details not found