Vulnerabilities & CVEs

Software flaws hackers are using right now

Affected vendorsCVESeverityChance of attack
Vendor not namedCVE-2026-543339.8Criticalunder 1%top 63% of all flaws
Vendor not namedCVE-2026-543308.1Highunder 1%top 92% of all flaws
Nltk

Nltk

CVE-2026-542937.5Highunder 1%top 52% of all flaws
Opentelemetry

Opentelemetry

CVE-2026-542855.3Mediumunder 1%top 72% of all flaws
Vendor not namedCVE-2026-54284Not scoredunder 1%top 82% of all flaws
Aiohttp

Aiohttp

CVE-2026-542807.5Highunder 1%top 79% of all flaws
Aiohttp

Aiohttp

CVE-2026-542766.1Mediumunder 1%top 76% of all flaws
Vendor not namedCVE-2026-54272Not scoredunder 1%top 72% of all flaws
Vendor not namedCVE-2026-542586.5Mediumunder 1%top 90% of all flaws
Vendor not namedCVE-2026-542565.4Mediumunder 1%top 96% of all flaws

About this tracker

1,721
Flaws used in attacks
8
Added in the last 7 days
6
Fix deadline within 7 days
361
Used by ransomware gangs