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latest_source_host:greynoise.io × victim_sectors:telecommunications × limpar

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greynoise.io · medium

GreyNoise: Scanning surges against network edge vendors precede CVE disclosure by a median of 11 days

GreyNoise analyzed 147.8 million sessions over 103 days across 276 vendor-specific tags covering 18 network infrastructure vendors. It found that surges in scanning and exploitation activity regularly precede vendor advisories. Of 104 detected surges, 68 preceded a vendor-matched CVE (33 vulnerabilities across 16 vendor families), with a …

CVE-2026-20127 CVE-2026-0400 CVE-2026-24858 technology telecommunications
greynoise.io · critical

Chinese-speaking actor tied to Red Heron exploits WordPress wp2shell, ZyXEL GS1900 CVE-2026-7273 and Ubiquiti; steals 18,000+ government records

GreyNoise reports that a single malicious cyber actor, tracked since 7 May 2026, is a suspected Chinese speaker working in UTC+8 and is the same as or related to Red Heron (reported by Acronis), based on the shared C2 domain, malware family, Gitea exploitation and other TTPs. The actor exploited the wp2shell WordPress chain (CVE-2026-6303…

CVE-2026-7273 CVE-2026-34908 CVE-2026-34909 Red Heron government law enforcement