Group-IB and NyxLab expose threat actor k0t's large-scale campaign exploiting FortiGate, FortiWeb, and Palo Alto GlobalProtect edge devices to harvest credentials, establish persistent access and exfiltrate data
CISA added CVE-2025-61624 to the Known Exploited Vulnerabilities catalog. Affected product: Fortinet Multiple Products. Remediation due date: 2026-10-19.
We investigated an intrusion where attackers exploited CVE-2024-47575 to target 500+ firewalls and deploy PEERSTITCH, a memory-resident ARM64 malware. The post Unit 42 Uncovers PEERSTITCH, a Stealthy FortiGate Implant appeared first on Unit 42.
This research was conducted jointly with Julian-Ferdinand Vögele of Recorded Future’s Insikt Group. Details of the joint research and presentation are available here. Cisco Talos identified UAT-6275 (TAG-193 by Recorded Future) activity targeting government organizations across the Commonwealth of Independent States (CIS). Recovered artifacts show additional interest in water resources and energy. This focus is consistent with intelligence collection and may reflect the regional effects of the…
The FBI is warning that FortiBleed attacks are still ongoing, targeting exposed Fortinet FortiGate firewalls and SSL VPN gateways and locking out legitimate administrators. [...]
Classification: Critical, Solution: Official Fix, Exploit Maturity: High, CVSSv3.0: 9.8, CVEs: CVE-2026-104286, Summary: An Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') [CWE-22] and Improper Neutralization of NULL Byte or NULL Character [CWE-158] vulnerability may allow an unauthenticated attacker to write arbitrary files on the underlying system via crafted HTTP or HTTPS requests. This has been reported to be exploited in the wild, customers are urged to apply…
Fortinet heeft een kwetsbaarheid verholpen in FortiOS (Specifiek voor FortiSASE en FortiSwitchManager). De kwetsbaarheid bevindt zich in de cw_acd daemon in FortiOS en FortiSwitchManager. Deze daemon is kwetsbaar voor exploitatie door externe, niet-geauthenticeerde aanvallers. Door het verzenden van speciaal vervaardigde pakketten of verzoeken, kunnen aanvallers willekeurige code of commando's op de getroffen systemen uitvoeren. **UPDATE** Het Amerikaanse CISA heeft op 9 september de…
Serial number: AV26-023Date: January 13, 2026Updated: September 9, 2026 On January 13, 2026, Fortinet published security advisories to address vulnerabilities in multiple products. Included were critical updates for the following: FortiFone 7.0 – versions 7.0.0 to 7.0.1 FortiFone 3.0 – versions 3.0.13 to 3.0.23 FortiOS 7.6 – versions 7.6.0 to 7.6.3 FortiOS 7.4 – versions 7.4.0 to 7.4.8 FortiOS 7.2 – versions 7.2.0 to 7.2.11 FortiOS 7.0 – versions 7.0.0 to 7.0.17 FortiOS 6.4 – versions 6.4.0 to…
CISA has added four new vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog, based on evidence of active exploitation. CVE-2025-25249 Fortinet Multiple Products Heap-based Buffer Overflow Vulnerability CVE-2026-19490 Citrix NetScaler Authentication Bypass Using an Alternate Path or Channel Vulnerability CVE-2026-87491 Google Chromium V8 Out of Bounds Write Vulnerability CVE-2026-20079 Cisco Firewall Management Center Authentication Bypass Using an Alternate Path or Channel…
CISA added CVE-2025-25249 to the Known Exploited Vulnerabilities catalog. Affected product: Fortinet Multiple Products. Remediation due date: 2026-09-12.
A joint Tenable-SentinelOne analysis of 93 CVE-actor attribution pairs reveals that both state-sponsored actors and cybercriminals independently converge on the same edge infrastructure. Special thanks to SentinelOne® Incident Readiness & Response for their contributions to this publication.It is the shared attack surface where state-sponsored threat actors and financially motivated criminal groups independently converge — not the province of a single adversary category, and not exclusively a…
Rilevato lo sfruttamento attivo in rete della vulnerabilità CVE-2026-35616 – già sanata dal vendor – che interessa FortiClient EMS. Tale vulnerabilità, qualora sfruttata, potrebbe consentire ad un utente malintenzionato di elevare i propri privilegi ed eseguire codice arbitrario da remoto sui dispositivi interessati.