CVE-2023-49858

WordPress Custom Login plugin <= 4.1.0 - Broken Access Control vulnerability

4.3 Medium

Missing Authorization vulnerability in Austin Custom Login custom-login allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Custom Login: from n/a through <= 4.1.0.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: None
Integrity: Low
Availability: None

Exploit likelihood

0.41%Up 0.4 points since Dec 10, 2024

What each source reports

CVE List Score used 4.3

WordPress Custom Login plugin <= 4.1.0 - Broken Access Control vulnerability

Record: CVE-2023-49858
CVSS 3.1: 4.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Weakness: CWE-862
Updated: 2026-11-02

EUVDEUVD-2023-53766 4.3

Record: EUVD-2023-53766
CVSS 3.1: 4.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Updated: 2026-11-02

GitHub AdvisoriesGHSA-fjxc-63wq-qpxv 4.3

Missing Authorization vulnerability in Austin Passy Custom Login allows Exploiting Incorrectly...

Missing Authorization vulnerability in Austin Passy Custom Login allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Custom Login: from n/a through 4.1.0.

Record: GHSA-fjxc-63wq-qpxv
CVSS 3.1: 4.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Weakness: CWE-862
Updated: 2026-11-02

NVD 4.3

Record: CVE-2023-49858
CVSS 3.1: 4.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Weakness: CWE-862
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-49858 is a medium vulnerability (CVSS 4.3) in Austin Custom Login, published December 9, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.41%, the 36th percentile. No source names a fixed version.