CSAIS
HighEarly warningRansomwareUnited states · English

CVE-2025-66376: Russian APT Exploits Zimbra Zero-Day

First seen 24 Jul, 14:00 WIBLatest 24 Jul1 articles · 1 publishers
31
Confidence index · preliminarycomputed by the pipeline (V0.7)low
Corroborated by distinct domains
Independent sources
Victim identified
Full text available
Clustering consistency
Status and preventive steps
Early warningMachine output from news coverage; not verified by the public or institutions
Preventive steps
  • Patch public-service systems regularly and report incidents to BSSN.
  • Back up data regularly to a separate location that is not always connected.
  • Patch internet-facing devices such as VPNs, firewalls, and mail servers promptly.
Literacy audienceCivil servants and public service staffIT staff and system administratorsExecutives and managers
Literacy topics
  1. Backups and recovery after ransomware
  2. System updates and security patches
  3. Spotting fake emails, texts, and links

Report toCek RekeningAduan Konten KomdigiPatroli Siber Polri

Extracted claims

Victimnot found
not identified
Actornot found
not identified
Attack typeconfidence 0.90
Ransomware
Event datenot found
not identified
LocationUnited states
Target groupGovernment agencies
Status
  • D1 Machinelow trust
Conclusion
  • D1 MachineNot yet certain

Source chronology

1 articles, by publication time

24 July 20261 articles

  1. 14:00 WIBFirst reportfull text hashed
    CVE-2025-66376: Russian APT Exploits Zimbra Zero-Daysocradar.io
Relations between articlesSingle source; no article pairs to compare.

Evidence

Hashes prepared1full text hashed 1
first evidence_uid9d033d69e445c7b017209e08
1 of 1 evidence records are in Merkle batches

Flow comparison D1–D4

each flow's preventive output; this is where they differ · D1 changed 4 times · since 29 Sept
D1Machine12 OctD2Public surveynone yetHelp reviewD3Institutionnone yetD4Official recordnone yet
Literacy audienceCivil servants and public service staffIT staff and system administratorsExecutives and managers–––
Literacy topics
  1. 1.Backups and recovery after ransomware
  2. 2.System updates and security patches
  3. 3.Spotting fake emails, texts, and links
–––
Preventive steps
  • Patch public-service systems regularly and report incidents to BSSN.
  • Back up data regularly to a separate location that is not always connected.
  • Patch internet-facing devices such as VPNs, firewalls, and mail servers promptly.
Report to Cek Rekening, Aduan Konten Komdigi, Patroli Siber Polri
–––
Institution's reason––––

Columns D2 to D4 fill in once the public survey and institution statements are running.Summary across incidents

Related incidents

semantic similarity of the coverage, across languages