CVE-2025-8013Network attack vector

Internal service access via unrestricted scan targets

Published Aug 15, 2025 · Updated Apr 8, 2026

Server-side request forgery in RunExternalScan in Quttera ThreatSign 3.5.1.41 and earlier allows remote authenticated users to reach internal services. The function accepts an administrator-controlled scan target and sends a server-side request without restricting the destination. Administrator access is required; successful requests can read or modify information exposed by reachable internal services.

CVSS severity3.8
Low
EPSS probability0.27%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Server-side request forgery in RunExternalScan in Quttera ThreatSign 3.5.1.41 and earlier allows remote authenticated users to reach internal services. The function accepts an administrator-controlled scan target and sends a server-side request without restricting the destination. Administrator access is required; successful requests can read or modify information exposed by reachable internal services.

The record

CVE
CVE-2025-8013
Published
Aug 15, 2025
Updated
Apr 8, 2026
Vendor
Quttera
Product
Quttera ThreatSign – Web Malware Scanner for WordPress
Classifications
CWE-918, T1190
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Aug 15, 2025CVE publishedPublication date reported by the CVE source.
  2. Apr 8, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <=3.5.1.41

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

Quttera · Quttera ThreatSign – Web Malware Scanner for WordPressversion=0 <=3.5.1.41

Published CVSS scores

3.8WordfenceCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-918Server-Side Request Forgery (SSRF)
T1190Exploit Public-Facing Application

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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