IT‑Sicherheits‑Digest (2026-09-23)

Aktuelle Security‑News

heise security

  • Cyberangriffe auf F5 BIG-IP, Check Point Security und Arista VeloCloud (2026-09-23 06:36 UTC)
    • Kurz: Aktuell laufen Angriffe auf Sicherheitslücken in F5 BIG-IP APM, Check-Point-Produkte und Arista VeloCloud Orchestrator.
    • Quelle: Link
  • Österreich setzt NIS2 um, erhält Bundesamt für Cybersicherheit (2026-09-22 21:24 UTC)
    • Kurz: Die NIS-2-Richtlinie beschert Österreich Registrierungspflichten für Unternehmen und Behörden. Diese erhalten Zuwachs: Das neue Bundesamt für Cybersicherheit.
    • Quelle: Link
  • Gleich noch ein Sicherheitsupdate für WordPress (2026-09-22 18:29 UTC)
    • Kurz: Angreifer können WordPress dazu bringen, nicht vorgesehene .php-Dateien aufzurufen. Das kann zur Ausführung von Code führen.
    • Quelle: Link

BleepingComputer

  • F5 patches BIG-IP APM zero-day flaw exploited in RCE attacks (2026-09-23 07:17 UTC)
    • Kurz: F5 has released security updates to address a critical BIG-IP APM zero-day vulnerability being exploited in remote code execution attacks. […]
    • Quelle: Link
  • Rogue external MFA providers can steal passwords during logins (2026-09-22 21:45 UTC)
    • Kurz: Security researchers developed an attack that lets hackers with privileged access register a rogue external MFA provider that steals users’ passwords during legitimate login attempts. […]
    • Quelle: Link
  • Sweden fines Miljödata $183,000 over breach affecting 2.2 million (2026-09-22 21:40 UTC)
    • Kurz: Sweden’s data privacy regulator, IMY, has imposed a $183,000 (SEK 1.8 million) fine on IT systems provider Miljödata for inadequate security measures leading to a breach in August 2025 affecting 2.2 million people. […]
    • Quelle: Link

The Hacker News

  • Critical Next.js ImageResponse Flaw Can Lead to Server Code Execution via Crafted SVG Input (2026-09-23 07:04 UTC)
    • Kurz: A new security vulnerability in Next.js could allow attackers to run code on a server via ImageResponse, the feature that generates Open Graph and other social preview images, Vercel said. The risk applies when an app puts values an attacke…
    • Quelle: Link
  • ShinyHunters Claims FBI Breach, Says It Stole Data on Agents and Job Applicants (2026-09-23 05:30 UTC)
    • Kurz: The cyber extortion group known as ShinyHunters on Tuesday claimed it had breached the U.S. Federal Bureau of Investigation and stolen data belonging to current and former employees at the agency. “We have compromised the FBI. We hold very …
    • Quelle: Link
  • Check Point Warns of Management Server Zero-Day Exploited in Targeted Attacks (2026-09-22 18:29 UTC)
    • Kurz: Attackers exploited a previously unknown flaw in Check Point’s Security Management Server in a handful of targeted attacks on July 23, the company said. The flaw, CVE-2026-93616, allows an attacker who can access the server’s web service to…
    • Quelle: Link

Neue CVEs (letzte 24h, NVD‑Abgleich)

Fortinet FortiGate (7.4.x)

  • CVE-2026-84388 — CVSS 9.6 (CRITICAL)
    • Kurz: A improper restriction of rendered ui layers or frames vulnerability in Fortinet FortiPAM Chrome Extension 8.0 all versions, FortiPAM Chrome Extension 7.4 all versions may allow attacker to information disclosure via rem…
    • Quelle: Link

Atlassian (Jira/Confluence)

  • CVE-2026-77244 — CVSS 10.0 (CRITICAL)
    • Kurz: MCP Atlassian is a Model Context Protocol (MCP) server for Atlassian products (Confluence and Jira). Prior to 0.22.0, the HTTP transport accepts requests without a verified user identity and downstream fetcher constructi…
    • Quelle: Link
  • CVE-2026-77243 — CVSS 8.8 (HIGH)
    • Kurz: MCP Atlassian is a Model Context Protocol (MCP) server for Atlassian products (Confluence and Jira). Prior to 0.22.0, ENABLED_TOOLS and TOOLSETS are applied when tools are listed but are not rechecked when a tools/call r…
    • Quelle: Link
  • CVE-2026-77258 — CVSS 7.7 (HIGH)
    • Kurz: MCP Atlassian is a Model Context Protocol (MCP) server for Atlassian products (Confluence and Jira). Prior to 0.22.0, upload_attachment in src/mcp_atlassian/confluence/attachments.py accepts a caller-controlled file_path…
    • Quelle: Link
  • CVE-2026-77242 — CVSS 7.5 (HIGH)
    • Kurz: MCP Atlassian is a Model Context Protocol (MCP) server for Atlassian products (Confluence and Jira). Prior to 0.22.0, validate_url_for_ssrf checks a hostname’s resolved addresses, but Requests and urllib3 resolve the hos…
    • Quelle: Link
  • CVE-2026-77261 — CVSS 7.1 (HIGH)
    • Kurz: MCP Atlassian is a Model Context Protocol (MCP) server for Atlassian products (Confluence and Jira). Prior to 0.22.0, _make_ssrf_safe_hook is omitted from JiraFetcher and ConfluenceFetcher sessions created through the ba…
    • Quelle: Link
  • CVE-2026-77252 — CVSS 6.5 (MEDIUM)
    • Kurz: MCP Atlassian is a Model Context Protocol (MCP) server for Atlassian products (Confluence and Jira). Prior to 0.22.0, caller-supplied projects_filter and spaces_filter arguments can replace administrator-configured allow…
    • Quelle: Link

HPE/Aruba Switches

  • Keine neuen Treffer in den erfolgreich abgefragten NVD‑Daten der letzten 24h.

VMware ESXi/vCenter (7.x)

  • Keine neuen Treffer in den erfolgreich abgefragten NVD‑Daten der letzten 24h.

Hinweis

  • CVE‑Treffer sind ein Frühwarn‑Check (NVD) und müssen für eure exakten Versionen/Deployments gegengeprüft werden (Vendor Advisory/Patches).
  • News-Auswahl: nur frische Meldungen aus den letzten 36 Stunden; Dubletten aus dem Vortags-Digest werden ausgeblendet.