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CVE-2025-9887

MEDIUM
Published 2025-09-20T06:43:20.390Z
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CVSS Score

V3.1
4.3
/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Base Score Metrics
Exploitability: N/A Impact: N/A

Attack Vector Metrics

Attack Vector
Not Available
Attack Complexity
Not Available
Privileges Required
Not Available
User Interaction
Not Available
Scope
Not Available

Impact Metrics

Confidentiality
Not Available
Integrity
Not Available
Availability
Not Available

Description

The Custom Login And Signup Widget plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.0. This is due to missing or incorrect nonce validation in the /frndzk_adminclsw.php file. This makes it possible for unauthenticated attackers to change the email and username settings via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

bittokazi

Custom Login And Signup Widget

Affected Versions:

*

EU Vulnerability Database

Monitored by ENISA for EU cybersecurity

EU Coordination

Not EU Coordinated

Exploitation Status

No Known Exploitation

EUVD ID

View on ENISA

ENISA Analysis

Malicious code in bioql (PyPI)

Affected Products (ENISA)

bittokazi
custom login and signup widget

ENISA Scoring

CVSS Score (3.1)

4.3
/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

EPSS Score

0.010
probability

ENISA References

https://www.wordfence.com/threat-intel/vulnerabilities/id/f478db7f-6339-446e-b00d-0710707e679a?source=cve
https://plugins.trac.wordpress.org/browser/custom-login-and-signup-widget/tags/1.0/frndzk_adminclsw.php#L3
https://nvd.nist.gov/vuln/detail/CVE-2025-9887

Data provided by ENISA EU Vulnerability Database. Last updated: October 3, 2025

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed MODERATE

GHSA-7hv7-86v4-mgxw

Advisory Details

The Custom Login And Signup Widget plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.0. This is due to missing or incorrect nonce validation in the /frndzk_adminclsw.php file. This makes it possible for unauthenticated attackers to change the email and username settings via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

CVSS Scoring

CVSS Score

5.0

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2025-9887
WEB https://plugins.trac.wordpress.org/browser/custom-login-and-signup-widget/tags/1.0/frndzk_adminclsw.php#L3
WEB https://www.wordfence.com/threat-intel/vulnerabilities/id/f478db7f-6339-446e-b00d-0710707e679a?source=cve

Advisory provided by GitHub Security Advisory Database. Published: September 22, 2025, Modified: September 22, 2025

References

https://www.wordfence.com/threat-intel/vulnerabilities/id/f478db7f-6339-446e-b00d-0710707e679a?source=cve
https://plugins.trac.wordpress.org/browser/custom-login-and-signup-widget/tags/1.0/frndzk_adminclsw.php#L3
Published: 2025-09-20T06:43:20.390Z
Last Modified: 2025-09-20T06:43:20.390Z
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