Nov 18, 2021 Cyber Threat Intelligence

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

Daily summary

  • 3 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-2021-44026 Roundcube Webmail SQL Injection

  • CVSS 9.8

New critical Roundcube Webmail SQL Injection (CVSS 9.8) — fresh disclosure window; early internet scanning often precedes mature exploit chains.

Critical exposure

CVE-2021-27023 Fedoraproject Fedora

  • CVSS 9.8

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

High-risk exposure

CVE-2021-23155 Gallagher Command Centre Mobile Client

  • CVSS 9

New critical-severity CVE in today's window — elevated exposure signal, early in the lifecycle.

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

Improper validation of the cloud certificate chain in Mobile Client allows man-in-the-middle attack to impersonate the legitimate Command...

CVE-2021-27023 CVSS 9.8

A flaw was discovered in Puppet Agent and Puppet Server that may result in a leak of HTTP credentials when following HTTP redirects to a...

View critical disclosures

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