United States
USA
Cybersecurity incident closes Manassas City Public Schools
A cybersecurity incident discovered over the weekend disrupted telephone and network connectivity across Manassas City Public Schools, causing the district to close schools on 10 November 2025. Schools reopened on 12 November after the already scheduled 11 November holiday, initially with some technology tools still unavailable.
70
Estimated severity
70 / 100
96
Source reliability
96 / 100
Approximate Date
09/11/2025
Targeted Company
MANASSAS CITY PUBLIC SCHOOLS
Targeted Company Supply Chain Impact
Distribution & Fulfillment
Procurement & Sourcing
Production & Manufacturing
Sales (Retail & Ecommerce)
Warehousing
Service Delivery
Unrecognized Impact
Supply Chain Relations
No information
Geographic Impact
Country Targeted Company
Other Affected Countries
No other affected countries reported
Target country
United States
Affected countries
United States
Impacted regions
Virginia · United States
Operational Impact
Duration
No information
Financial impact (USD M)
No information
Impact types
Service unavailabilityService degradationCapacity reductionOperational disruption
Affected sectors
Education & Research
Affected departments
Information Technology
Attack Profile
Attack types
No information
Attributed threat actors
No information
Sources
Incident Sources
mcpsva.orghttps://www.mcpsva.org/live-feed?page_no=2wtop.comhttps://wtop.com/prince-william-county/2025/11/manassas-city-public-schools-closed-monday-after-cybersecurity-incident/wtop.comhttps://wtop.com/prince-william-county/2025/11/manassas-city-public-schools-reopen-wednesday-on-2-hour-delay-after-cybersecurity-incident/fox5dc.comhttps://www.fox5dc.com/news/cyberattack-closes-manassas-city-public-schools-monday