Sunday, November 2, 2025 Archive

Archived Security Snapshot

Critical vulnerabilities, curated daily for security professionals

Archived Security Brief

Sunday's security landscape shows moderating weekend threat levels with 9 critical vulnerabilities (-10% from Saturday) and 45 high-priority CVEs (-37% decrease). However, 17 CISA KEV vulnerabilities with November 3rd federal deadline (tomorrow) create critical end-of-weekend urgency. Patch availability improved to 17% (+42%), but 83% of vulnerabilities remain unpatched as organizations face minimal weekend vendor support and Monday's federal compliance deadline.

  • 9 critical CVEs (-10% weekend decline from Saturday's 10)
  • 45 high-priority CVEs (-37% decrease, down from 71)
  • 17 CISA KEV vulnerabilities with November 3rd deadline (TOMORROW)
  • 17% patch availability (+42% improvement from 12%)
  • Sunday timing: final weekend day before critical Monday federal deadline
  • WordPress ecosystem impact continues with ongoing plugin vulnerabilities

Immediate action: CRITICAL SUNDAY ACTION: 17 CISA KEV vulnerabilities must be remediated by TOMORROW (November 3rd federal deadline). Organizations must complete weekend patching, deploy emergency compensating controls, and prepare Monday morning verification reports for federal compliance. Limited Sunday vendor support requires immediate prioritization and escalation protocols.

How to read this brief

CVSS score (e.g. 9.1) — severity from 0–10. Red marks critical (9+), orange high (7–8.9).

Exploitability — how hard the flaw is to attack, read from the CVSS vector:

  • Network / Adjacent / Local / Physical — how close an attacker must get. Network means reachable over the internet.
  • No / Low / High privileges — the access they need first. No privileges means no login required.
  • No interaction / User interaction — whether a victim has to do something (open a file, click a link). No interaction means fully automatable.

The lower the bar on all three, the easier to exploit at scale — “Network · No privileges · No interaction” is the worst case: hit from anywhere, no credentials, no victim action.

Actively exploited — confirmed under attack in the wild (CISA’s Known Exploited Vulnerabilities catalog). Prioritize these regardless of score.

EPSS · Nth percentile — FIRST.org’s estimated chance a flaw is exploited within 30 days. We flag it only in the top 10% — a statistical signal it’s unusually likely to be targeted, separate from whether attacks are confirmed.

💡 Tip: Swipe CVE cards left to ⭐ star, right to ❌ remove

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