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Two Factor - Security Vulnerability (CVE-2026-100508)

CVE-2026-100508

Vulnerability CVE-2026-100508 PLUGIN two-factor MEDIUM

Unauthenticated Denial of Service Attack in Two Factor

CVE-2026-100508

MEDIUM CVSS 5.3 Published 2026-09-30 Updated 2026-09-30
AI Risk Moderate (52/100) Active Exploit: No strong signal Published Exploit: No public exploit references Priority: P4 Planned
Severity Band MEDIUM
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Affected Components 1
Reference Links 1
AI Risk Engine Moderate (52/100)
Exploitability Low
Active Exploitation No strong signal
Published Exploit Status No public exploit references

Threat Timeline

  1. 2026-09-30 CVE published and first recorded in the threat feed.
  2. 2026-09-30 Record updated with latest vulnerability metadata.
  3. 2026-10-01 AI technical context refreshed for mitigation and impact guidance.
  4. Now Monitoring for follow-up changes, linked references, and new related CVEs.

AI Context

Machine-generated threat intelligence

AI Updated just now

AI enriched just now (2026-10-01 19:55 UTC)

Technical Summary

Unauthenticated Denial of Service Attack in Two Factor

Potential Impact

Severity is MEDIUM (CVSS 5.3). Depending on deployment context, affected components may be exposed to unauthorized actions or data integrity risk.

Exploitability Assessment

Exploitability is assessed as Low based on low-bar exploit prerequisites.

Primary risk drivers: low-bar exploit prerequisites

Mitigation Recommendations

Validate affected product versions, prioritize patching, and monitor references for vendor remediation guidance. If immediate patching is not possible, apply compensating controls and limit exposure of vulnerable surfaces.

Detection & Monitoring

Track authentication anomalies, unexpected file writes, and suspicious plugin API activity around affected components.

Business Impact Lens

AI risk score 52/100 (Moderate, Low) with priority P4 Planned. Prioritize remediation where affected components process customer data, admin sessions, or Internet-exposed workflows.

Affected Products

Two Factor PLUGIN · two-factor Affected range not specified Fixed version not specified

Related Vulnerabilities

Browse All Threats

Newest linked vulnerabilities to keep visitors exploring adjacent CVE coverage.

No related vulnerability records were found yet for this context.

References

What to do about this

Patch promptly The consequence is significant even where an attacker needs a foothold first.

Fix it

Update Two Factor to the latest available version.

Where the vendor has not published a fix yet, disable the plugin until they do.

Cannot update today? Inbound firewall policies in Hack Halt Pro blocks this class of attack before WordPress processes the request.

Turn the inbound firewall to enforcing. In Observe mode requests are logged but never blocked, so the protection is reporting only.

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Not sure if you are affected?

Scan your site to see whether it runs Two Factor, and at which version.

Free, no installation, no account. It reads what your site already publishes, then tells you which plugins carry known vulnerabilities and what to do about each one.

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Am I affected by this vulnerability?

You are affected if your site runs Two Factor. No account is needed to exploit this, so a public site is reachable by anyone.

How do I fix it?

Update Two Factor to the latest available version. Where the vendor has not yet published a fix, remove or disable the plugin until they do. Until you can update, Inbound firewall policies in Hack Halt Pro contains this class of attack at the request layer.

What can an attacker actually do?

This is a Denial of Service flaw. An attacker who exploits it can exhaust the server's resources and take the site offline.

WordPress security that blocks attacks before they land.

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