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WPO365 <= 40.0 — Authenticated (Subscriber+) Server-Side Request Forgery

CVE-2025-67961Published · Updated

Action summary

Affected: ≤40.0Update to 40.1 or newer

All remediation steps
Severity
Medium6.4
CVSS
6.4
CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
What does this vector mean?
AV:N Attack vector
Network
AC:L Attack complexity
Low
PR:L Privileges required
Low
UI:N User interaction
None
S:C Scope
Changed
C:L Confidentiality
Low
I:L Integrity
Low
A:N Availability
None
Weakness
CWE-918 SSRF
Required access
Unknown
Exploit prediction (EPSS)
No score
CISA KEV
Not listed

Am I affected?

WPO365 | SEAMLESS WORDPRESS + MICROSOFT INTEGRATION (WPO365 | LOGIN) wpo365-login

  1. Affected≤ 40.0
  2. Patched in40.1

Update to 40.1 or newer.

You are affected if you run ≤ 40.0. Version 40.1 and later are not affected by this issue.

  • Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under WPO365 | SEAMLESS WORDPRESS + MICROSOFT INTEGRATION (WPO365 | LOGIN).
  • No admin access? Run a passive check of your site. It reads public files only.

What to do

  1. Update to version 40.1, or a newer patched version
  2. Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
  3. Watch WPO365 | SEAMLESS WORDPRESS + MICROSOFT INTEGRATION (WPO365 | LOGIN) to get an email when the next vulnerability is published.

Advisory

Source description from Wordfence Intelligence, credited to Phat RiO.

The WPO365 | SEAMLESS WORDPRESS + MICROSOFT INTEGRATION (WPO365 | LOGIN) plugin for WordPress is vulnerable to Server-Side Request Forgery in all versions up to, and including, 40.0. This makes it possible for authenticated attackers, with Subscriber-level access and above, to make web requests to arbitrary locations originating from the web application which can be used to query and modify information from internal services.

Exploits & references

Proof-of-concept & detection

No public proof-of-concept or detection template is known for this vulnerability.

Advisories & patches

More in WPO365 | SEAMLESS WORDPRESS + MICROSOFT INTEGRATION (WPO365 | LOGIN)

All 9
More vulnerabilities in WPO365 | SEAMLESS WORDPRESS + MICROSOFT INTEGRATION (WPO365 | LOGIN)
SeverityVulnerabilityCVEPublished
Medium6.3Authentication Bypass via SAML Relay
≤45.1Update to 45.2
CVE-2026-122220
High7.2Unauthenticated Stored Cross-Site Scripting via 'id_token' Parameter (iss / unique_name JWT claims)
≤44.1Update to 45.0
CVE-2026-96765
High8.1Unauthenticated Authentication Bypass via OIDC Nonce Replay via id_token Nonce Verification
≤44.1Update to 45.0
CVE-2026-104759
Medium4.3Missing Authorization
≤44.1Update to 45.0
CVE-2026-102915
High8.8Cross-Site Request Forgery to Privilege Escalation via Plugin Settings Update
≤43.2Update to 43.3
CVE-2026-15212

Same weakness (SSRF)

All SSRF
Other SSRF vulnerabilities
SeverityVulnerabilityCVEPublished
High7.2Unauthenticated Stored Cross-Site Scripting via Comment User-Agent HeaderCVE-2026-120688
Critical9.8Unauthenticated Arbitrary File Upload via File Upload via Public Form SubmissionCVE-2026-125055
Critical9.8Unauthenticated PHP Object Injection to Remote Code Execution via 'form' ParameterCVE-2026-119077
Medium5.3Unauthenticated Sensitive Information Exposure in 'search' Parameter
Customer Reviews for WooCommerce≤5.127.0Update to 5.128.0
CVE-2026-121518

Timeline

  1. CVE published

    Severity medium, CVSS 6.4

  2. Record last updated

Sources & licenses

Wordfence record
Vulnerability data
Wordfence Intelligence. Copyright 2012-2026 Defiant Inc. Licensed under the CC BY-SA 4.0.
CVE® identifiers
Copyright 1999-2026 The MITRE Corporation. Used under the CVE Program. CVE® is a registered trademark of The MITRE Corporation.
CVSS / CWE
National Vulnerability Database (NVD), shown unmodified. This product uses the NVD API but is not endorsed or certified by the NVD.
VulnCrest content
Summary, remediation guidance and page layout © VulnCrest. Not sourced from NVD.

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