Comparison Overview
Episource

Episource
500 West 190th Street, Gardena, 90248, US
Last Update: 31/03/2026
Episource is now a part of Optum. To stay up-to-date with news please connect with us at Optum.com.

Appen
12131 113th Ave NE, Kirkland, 98034, US
Last Update: 01/04/2026
Appen has been a leader in AI training data for over 25 years, providing high-quality, diverse datasets that power the world's leading AI models. Our end-to-end platform, deep expertise, and scalable human-in-the-loop services enable AI innovators to build and optimize ...
Compliance Ranges Comparison

Episource







Appen






Benchmark & Cyber Underwriting Signals
Incidents vs IT Services and IT Consulting Industry Avg (This Year)
Episource has 32.89% fewer incidents than the average of same-industry companies with at least one recorded incident.
Incidents vs IT Services and IT Consulting Industry Avg (This Year)
No incidents recorded for Appen in 2026.
Incident History - Episource (X = Date, Y = Severity)
Episource cyber incidents detection timeline including parent company and subsidiaries.
Incident History - Appen (X = Date, Y = Severity)
Appen cyber incidents detection timeline including parent company and subsidiaries.
Notable Incidents

Episource

Appen
FAQ
Latest Global CVEs
Pcapng file parser crash in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service
X.509IF protocol dissector crash in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service
H.245 protocol dissector crash in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service
BUSMASTER file parser abnormal exit in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service
Kerberos protocol dissector crash in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service