NCSC warns of messaging app targeting

2026-04-01T08:52:15Z9b579e573e82fc2ff095d7331993b7fa0c8c8c5ec2bd37a81a290d845a529c90
CSPMCYBERUKCisco Catalyst SD-WANCitrix NetScalerEASMF5 BIG-IPMiddle-East-conflictcertificate-managementdenial-of-serviceexploitfrontier-AIguidancehacktivistincident-responseoperational-technologyremote code executionthreat-advisoryvulnerabilityvulnerability-management

What happened

The UK NCSC feed contains multiple high-priority security advisories and guidance for organisations. Notable items urge immediate mitigation for an unauthenticated remote code execution vulnerability in F5 BIG‑IP Access Policy Manager, recent vulnerabilities in Citrix NetScaler ADC/Gateway, and reports of exploitation of Cisco Catalyst SD‑WAN (all requiring urgent investigation). The feed also includes warnings about messaging‑app targeting, pro‑Russia hacktivist disruptive/DoS activity, and advice following the evolving Middle East conflict. Other content provides operational guidance (online

Why it matters

A reviewed impact interpretation has not been published for this record.

Evidence and limitations

Source ID
uk_ncsc_all_rss
Record identifier
9b579e573e82fc2ff095d7331993b7fa0c8c8c5ec2bd37a81a290d845a529c90
Enrichment time
2026-04-01T08:52:15Z
AI-assisted enrichment
Yes

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