Radar sectionsDatabase
Check my site
WordPress plugin

SEO Plugin by Squirrly SEO <= 12.1.10 — Authenticated (Contributor+) Arbitrary File Upload

CVE-2022-38140Published · Updated

Action summary

Affected: ≤12.1.10Update to 12.1.11 or newer

All remediation steps
Severity
High8.8
CVSS
8.8
CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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:U Scope
Unchanged
C:H Confidentiality
High
I:H Integrity
High
A:H Availability
High
Weakness
CWE-434 Arbitrary File Upload
Required access
Unknown
Exploit prediction (EPSS)
No score
CISA KEV
Not listed

Am I affected?

GEO Plugin by Squirrly SEO squirrly-seo

  1. Affected≤ 12.1.10
  2. Patched in12.1.11

Update to 12.1.11 or newer.

You are affected if you run ≤ 12.1.10. Version 12.1.11 and later are not affected by this issue.

  • Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under GEO Plugin by Squirrly SEO.
  • No admin access? Run a passive check of your site. It reads public files only.

What to do

  1. Update to version 12.1.11, or a newer patched version
  2. Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
  3. Watch GEO Plugin by Squirrly SEO to get an email when the next vulnerability is published.

Advisory

Source description from Wordfence Intelligence, credited to Rafie Muhammad.

The SEO Plugin by Squirrly SEO for WordPress is vulnerable to arbitrary file uploads in versions up to, and including, 12.1.10. This makes it possible for authenticated attackers, with contributor level permissions and above, to upload arbitrary files on the affected sites server which may make remote code execution possible.

Exploits & references

Proof-of-concept & detection

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

Advisories & patches

More in GEO Plugin by Squirrly SEO

All 20
More vulnerabilities in GEO Plugin by Squirrly SEO
SeverityVulnerabilityCVEPublished
High7.5Authenticated (Contributor+) PHP Object Injection
≤14.2.5Update to 14.2.6
CVE-2026-94076
High7.2Unauthenticated Stored Cross-Site Scripting
≤14.2.2Update to 14.2.3
CVE-2026-66614
Medium6.1Reflected Cross-Site Scripting
≤14.2.0Update to 14.2.1
CVE-2026-66664
High7.2Unauthenticated Arbitrary Post Creation and Stored Cross-Site Scripting via savePost()
≤14.0.0Update to 14.0.1
CVE-2026-1667
Medium5.3Missing Authorization
≤12.4.16Update to 12.4.17
CVE-2026-52714

Same weakness (Arbitrary File Upload)

All Arbitrary File Upload
Other Arbitrary File Upload 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 high, CVSS 8.8

  2. Record last updated

Sources & licenses

Wordfence record
Vulnerability data
Wordfence Intelligence. [object Object] Licensed under the CC BY-SA 4.0.
CVE® identifiers
[object Object]. 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.

How we use these sources

Search VulnCrest Radar

Are you sure?