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CVE-2023-23754

[20230501] - Core - Open Redirect and XSS within the mfa select

MEDIUM
6.1
CVSS Score
Published: May 30, 2023 at 04:12 PM UTC
Updated: June 17, 2026 at 05:37 AM UTC
1 product affected across 1 vendorJoomla!

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Severity
MEDIUM6.1
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

An issue was discovered in Joomla! 4.2.0 through 4.3.1. Lack of input validation caused an open redirect and XSS issue within the new mfa selection screen.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Joomla!· Joomladrupal
95%
4.2.0 ≤ v < 4.3.24.2.0-4.3.1
Affected range stops below 4.3.2, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisory
Source: [email protected]
https://developer.joomla.org/security-centre/899-20230501-core-open-redirects-and-xss-within-the-mfa-selection.html

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.1MEDIUMCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-20CWE-601CWE-79

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