Nov 27, 2025 Cyber Threat Intelligence

Track daily vulnerability activity, KEV additions, public exploits, critical disclosures, and EPSS risk shifts.

Daily summary

  • WordPress plugin RCE/exploit activity: 4 CVEs flagged today.
  • 9 new critical disclosures — review patch status on exposed services.

Top threats today

Three highest-priority changes — analyst brief, not a CVE dump.

Critical exposure

CVE-2025-12419 Mattermost Server privilege escalation

  • CVSS 9.9
  • Potential privilege escalation to admin/root

New critical Mattermost Server privilege escalation (CVSS 9.9) — fresh disclosure window; early internet scanning often precedes mature exploit chains.

Critical exposure

CVE-2025-12421 Mattermost Server

  • CVSS 9.9

New critical disclosure (CVSS 9.9) — high severity with a short public awareness window before exploit material typically surfaces.

Critical exposure

CVE-2025-13538 The FindAll Listing plugin for WordPress is vulnerable to Privilege Escalation in all versions up...

  • CVSS 9.8
  • Internet-facing CMS deployments affected

New critical disclosure (CVSS 9.8) — high severity with a short public awareness window before exploit material typically surfaces.

Active exploitation

CISA KEV — confirmed in-the-wild exploitation.

Nothing flagged in this category for this digest.

View KEV additions

Exploit & PoC activity

Nothing flagged in this category for this digest.

View new exploit links

Exploitation dynamics

Nothing flagged in this category for this digest.

See EPSS increases

New critical disclosures

CVE-2025-12140 CVSS 9.3

The application contains an insecure 'redirectToUrl' mechanism that incorrectly processes the value of the 'redirectUrlParameter' parameter.

CVE-2025-12419 CVSS 9.9

Mattermost versions 10.12.x <= 10.12.1, 10.11.x <= 10.11.4, 10.5.x <= 10.5.12, 11.0.x <= 11.0.3 fail to properly validate OAuth state tok...

CVE-2025-12421 CVSS 9.9

Mattermost versions 11.0.x <= 11.0.2, 10.12.x <= 10.12.1, 10.11.x <= 10.11.4, 10.5.x <= 10.5.12 fail to to verify that the token used dur...

CVE-2025-13538 CVSS 9.8

The FindAll Listing plugin for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 1.0.5.

CVE-2025-13539 CVSS 9.8

The FindAll Membership plugin for WordPress is vulnerable to Authentication Bypass in all versions up to, and including, 1.0.4.

CVE-2025-13540 CVSS 9.8

The Tiare Membership plugin for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 1.2.

CVE-2025-13675 CVSS 9.8

The Tiger theme for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 101.2.1.

CVE-2025-64314 CVSS 9.3

Permission control vulnerability in the memory management module.

CVE-2025-8890 CVSS 9.3

Firmware in SDMC NE6037 routers prior to version 7.1.12.2.44 has a network diagnostics tool vulnerable to a shell command injection attacks.

View critical disclosures

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