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Vulnerabilities

Vulnerability · CVE-2025-8013

The Quttera Web Malware Scanner plugin for WordPress is vulnerable to Server-Side Request Forgery in all versions up to, and including, 3.5.1.41 via the 'RunExternalScan' function.

Published Aug 15, 2025 · catalog updated Apr 8, 2026 · Quttera ThreatSign – Web Malware Scanner for WordPress

Check if you run it

No confirmed exploitation is on record for CVE-2025-8013. EPSS is 0.28%. Act only if a listed version of Quttera ThreatSign – Web Malware Scanner for WordPress is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Low3.8
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.28%
Remediation
Vendor / distro source
Affected products
vendor quttera Quttera ThreatSign – Web Malware Scanner for WordPress 0 ≤3.5.1.41

The Quttera Web Malware Scanner plugin for WordPress is vulnerable to Server-Side Request Forgery in all versions up to, and including, 3.5.1.41 via the 'RunExternalScan' function. This makes it possible for authenticated attackers, with Administrator-level access and above, to make web requests to arbitrary locations originating from the web application and can be used to query and modify information from internal services.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor quttera Quttera ThreatSign – Web Malware Scanner for WordPress 0 ≤3.5.1.410 ≤3.5.1.41

How to fix CVE-2025-8013

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-8013. EPSS is 0.28%. Act only if a listed version of Quttera ThreatSign – Web Malware Scanner for WordPress is installed.

Which versions are affected?

Compare what you have installed with quttera Quttera ThreatSign – Web Malware Scanner for WordPress 0 ≤3.5.1.41 0 ≤3.5.1.41. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.28%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

WordPress security

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Aug 15, 2025 · EUVD

    Detected

    The Quttera Web Malware Scanner plugin for WordPress is vulnerable to Server-Side Request Forgery in all versions up to, and including, 3.5.1.41 via the 'RunExternalScan' function. This makes it possible for authenticated attackers, with Administrator-level access and above, to make web requests to arbitrary locations originating from the web application and can be used to query and modify informa

  2. Apr 8, 2026 · EUVD

    Updated

    The Quttera Web Malware Scanner plugin for WordPress is vulnerable to Server-Side Request Forgery in all versions up to, and including, 3.5.1.41 via the 'RunExternalScan' function. This makes it possible for authenticated attackers, with Administrator-level access and above, to make web requests to arbitrary locations originating from the web application and can be used to query and modify informa

Sources

  • CVE.orgVulnerability recordCVE-2025-8013

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-8013

    30-day exploitation probability 0.28%

    first.org
  • EUVDVulnerability recordEUVD-2025-24993

    The Quttera Web Malware Scanner plugin for WordPress is vulnerable to Server-Side Request Forgery in all versions up to, and including, 3.5.1.41 via the 'RunExternalScan' function. This makes it possible for authenticated attackers, with Administrator-level access and above, to m

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 23, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.