Comparison Overview
Telstra International

Telstra International
242 Exhibition St, Melbourne, Victoria, AU, 3000
Last Update: 27/01/2026
Connections that matter. Telstra International is a leading global telecom and technology services company that’s dedicated to communication—and passionate about the quality of every connection. Our market-leading network covers PoPs at close to 200 countries and terr...

Telefónica
Spain, Madrid, 28050, ES
Last Update: 11/09/2026
Telefónica is today one of the largest telecommunications companies in the world in terms of market capitalisation and number of customers. We have the best infrastructure, as well as an innovative range of digital and data services; therefore, we are favorably position...
Compliance Ranges Comparison

Telstra International







Telefónica






Benchmark & Cyber Underwriting Signals
Incidents vs Telecommunications Industry Avg (This Year)
No incidents recorded for Telstra International in 2026.
Incidents vs Telecommunications Industry Avg (This Year)
No incidents recorded for Telefónica in 2026.
Incident History - Telstra International (X = Date, Y = Severity)
Telstra International cyber incidents detection timeline including parent company and subsidiaries.
Incident History - Telefónica (X = Date, Y = Severity)
Telefónica cyber incidents detection timeline including parent company and subsidiaries.
Notable Incidents

Telstra International

Telefónica
FAQ
Latest Global CVEs
The web management service in affected RouterOS versions contains an integer underflow in its HTTP request body handling that is reachable before authentication. This can be leveraged by an unauthenticated network attacker to achieve arbitrary code execution as root, or to cause a denial of service, using a single crafted request.
Denuvo Anti-Tamper through 2026-03-04 allows bypass of a hypervisor presence check via CPUID interception (SimpleSvm.sys on AMD; hyperkd.sys and hyperhv.dll on Intel).
PeaZip before 11.3.0, in a non-default configuration, is vulnerable to OS command injection via a filename in an archive because "quotation character already used in the string" is mishandled.
Zilliz Attu before 3.0.0 has a Playground feature that does not require authentication for proxying arbitrary HTTP and HTTPS requests to URLs on the public internet.
The Playground feature of Zilliz Attu before 3.0.0 allows SSRF (proxying of requests to private IP addresses).