Security Leader Briefing NotesWeekly
Security leader briefing notes: week ending 16 October 2026
Updated 11 October 2026 · Timeframe: This week's highest-exposure vendors
7 new confirmed-exploited CVEs; highest-exposure vendors this week: Ahsay, Atlassian, Cisco.
Why it matters
Boards don't need CVE IDs; they need to know whether anything changed the organization's risk posture this week and what decision it implies.
What to do
- Security leaders. Lift the board talking points straight from the Security leader briefing; add one line on your own exposure.
- Lean IT orgs. If you report to an owner/board, the same three bullets work — keep it to changed / impact / action.
- MSPs. Send clients a two-line 'what changed for you this week' note; it's the retention moat.
Our take
Executive-ready interpretation — not raw data — is what earns a security vendor a seat in the boardroom conversation.
Earlier issues
Past states of this signal, most recent first.
11 October 2026 Security leader briefing notes: week ending 11 October 2026
Timeframe: This week's highest-exposure vendors
6 new confirmed-exploited CVEs; highest-exposure vendors this week: ISC, Apache, Strapi.
06 October 2026 Security leader briefing notes: week ending 06 October 2026
Timeframe: This week's highest-exposure vendors
6 new confirmed-exploited CVEs; highest-exposure vendors this week: Zammad GmbH, Citrix, Fortinet.
01 October 2026 Security leader briefing notes: week ending 01 October 2026
Timeframe: This week's highest-exposure vendors
9 new confirmed-exploited CVEs; highest-exposure vendors this week: Citrix, Cisco, Apple.
26 September 2026 Security leader briefing notes: week ending 26 September 2026
Timeframe: This week's highest-exposure vendors
10 new confirmed-exploited CVEs; highest-exposure vendors this week: Check Point, MikroTik, Microsoft.
21 September 2026 Security leader briefing notes: week ending 21 September 2026
Timeframe: This week's highest-exposure vendors
8 new confirmed-exploited CVEs; highest-exposure vendors this week: Linux, Cisco, Zyxel.
16 September 2026 Security leader briefing notes: week ending 16 September 2026
Timeframe: This week's highest-exposure vendors
14 new confirmed-exploited CVEs; highest-exposure vendors this week: Cisco, Google, JFrog.
11 September 2026 Security leader briefing notes: week ending 11 September 2026
Timeframe: This week's highest-exposure vendors
15 new confirmed-exploited CVEs; highest-exposure vendors this week: JFrog, MikroTik, Google.
06 September 2026 Security leader briefing notes: week ending 06 September 2026
Timeframe: This week's highest-exposure vendors
10 new confirmed-exploited CVEs; highest-exposure vendors this week: SonicWall, PaperCut, Google.
01 September 2026 Security leader briefing notes: week ending 01 September 2026
Timeframe: This week's highest-exposure vendors
12 new confirmed-exploited CVEs; highest-exposure vendors this week: PaperCut, Linux, Red Hat.
27 August 2026 Security leader briefing notes: week ending 27 August 2026
Timeframe: This week's highest-exposure vendors
14 new confirmed-exploited CVEs; highest-exposure vendors this week: Linux, Red Hat, TrueConf.
22 August 2026 Security leader briefing notes: week ending 22 August 2026
Timeframe: This week's highest-exposure vendors
9 new confirmed-exploited CVEs; highest-exposure vendors this week: TrueConf, Microsoft, Synacor.
17 August 2026 Security leader briefing notes: week ending 17 August 2026
Timeframe: This week's highest-exposure vendors
4 new confirmed-exploited CVEs; highest-exposure vendors this week: Ray-Project, Cisco, Microsoft.