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@netsecio.bsky.socialOct 2, 2026, 2:17 PM

Cisco patches critical auth bypass zero-day (CVE-2026-76504) in Catalyst SD-WAN Manager. CVSS 9.8 flaw actively exploited. Unauthenticated attackers can gain admin access. CISA added to KEV. Patch immediately! #Cisco #ZeroDay #SDWAN #CVE202676504

🌐 cyber[.]netsecops[.]io

@thenewoil.orgOct 2, 2026, 2:00 PM

#Cisco warns of new #SDWAN zero-day exploited in attacks

https://www.bleepingcomputer.com/news/security/cisco-warns-of-new-sd-wan-authentication-bypass-zero-day-exploited-in-attacks/

#cybersecurity

@stemshop.bsky.socialOct 2, 2026, 6:53 AM

🔴 Cisco SD-WAN CVE-2026-76504 — zero-day under active attack
Critical CVSS 9.8 auth bypass lets remote attackers access Catalyst SD-WAN Manager APIs with admin privileges — no password required.
stemshop.top/blog/cisco-s...
#CVE #CVE202676504 #Cisco #SDWAN #ZeroDay #CyberSecurity

@redoracle.comOct 1, 2026, 6:27 PM

Cisco SD-WAN Manager Authentication 0-day Vulnerability Actively Exploited in the Wild https://redoracle.com/News/cisco-sd-wan-manager-authentication-0-day-vulnerability-actively.html #vulnerability #cisco #exploited

@netsecio.bsky.socialOct 1, 2026, 5:20 PM

Cisco patches critical auth bypass zero-day (CVE-2026-76504) in Catalyst SD-WAN Manager. CVSS 9.8 flaw actively exploited. Unauthenticated attackers can gain admin access. CISA added to KEV. Patch immediately! #Cisco #ZeroDay #SDWAN #CVE202676504

🌐 cyber[.]netsecops[.]io

@zachzang.bsky.socialOct 1, 2026, 5:00 PM

iBGP does not change next-hop, and that is what breaks it

eBGP rewrites next-hop and prepends the ASN; iBGP does neither and leans on the IGP.

#350401 #Networking #BGP #Cisco

Full 350-401 explanation, free: https://navyduck.com/ccie-ei/network-infrastructure/q061

NavyDuck infographic: iBGP does not change next-hop, and that is what breaks it
@hendryadrian.bsky.socialOct 1, 2026, 4:30 PM

Cisco warned of an actively exploited SD-WAN auth-bypass zero-day, while Citrix NetScaler flaws enabled pre-auth shellcode and web shells. Bitget also disclosed a third-party security product hack. #Cisco #Citrix #Bitget

@inferlume.bsky.socialOct 1, 2026, 3:13 PM

Critical zero-days hit Cisco SD-WAN Manager, Citrix NetScaler gateways, and Zimbra mail servers as threat actors seize root access and deploy tunnels while China-nexus espionage cluster UAT-11587 breaches Asian agencies.

inferlume.com/reports/dail...

#ZeroDay #Cisco #Citrix #Zimbra #ThreatIntel

@robcampbell.bsky.socialOct 1, 2026, 1:47 PM

Cisco says attackers are exploiting CVE-2026-76504 to gain admin access to Catalyst SD-WAN Manager. No workaround exists. Patch now.

sec.cloudapps.cisco.com/security/cen...
#Cybersecurity #Cisco

@thedailytechfeed.comOct 1, 2026, 12:56 PM

Critical bug in Cisco SD-WAN Manager allows remote admin access via auth bypass — patch now. #Cisco #SDWAN #Vulnerability #KEV #Cybersecurity #AuthBypass https://thedailytechfeed.com/cisa-adds-critical-auth-bypass-bug-in-cisco-catalyst-sd-wan-to-kev/

@hendryadrian.bsky.socialOct 1, 2026, 11:45 AM

Cisco released urgent fixes for CVE-2026-76504, a critical 9.8 auth bypass in Catalyst SD-WAN Manager already exploited in the wild. Malformed HTTP requests can grant admin access. #Cisco #CatalystSDWAN #CVE202676504

@hendryadrian.bsky.socialOct 1, 2026, 11:15 AM

Cisco says CVE-2026-76504 is being exploited in zero-day attacks against Cisco Catalyst SD-WAN Manager, enabling API auth bypass and possible admin access. Fixes and IoCs are available. #Cisco #CVE202676504 #CISA

@analysepodcast.bsky.socialOct 1, 2026, 10:30 AM

"AI, as exciting as it is, simply doesn't happen without the network."
— Steve Clayton, SVP & Chief Communications Officer, Cisco
A reminder that the invisible web powers every AI breakthrough.
https://youtube.com/shorts/UwBbtTy0WUQ #AI #Cisco

@ahmandonk.bsky.socialOct 1, 2026, 9:08 AM

📰 Cisco Peringatkan Zero-Day SD-WAN yang Dieksploitasi untuk Ambil Alih Akses Admin

👉 Baca artikel lengkap di sini: https://ahmandonk.com/2026/10/01/cisco-sd-wan-zero-day-cve-2026-76504/

#cisa #cisco #ciscoCatalystSd-wan #cve #cybersecurity #exploit #keamananSiber #kev #sd-wan #vmanage #vuln

@reconbee.bsky.socialOct 1, 2026, 7:21 AM

Cisco Warns of Attackers Exploiting Critical Authentication Bypass in SD-WAN Manager reconbee.com/cisco-warns-...

#Cisco #SDWAN #bypass #cybersecurity #cyberattack

@cyfar.caOct 1, 2026, 4:01 AM

~Cisa~
CISA reports active exploitation of a Cisco Catalyst SD-WAN Manager hex encoding vulnerability; prioritize remediation.
-
IOCs: CVE-2026-76504
-
#CVE202676504 #Cisco #ThreatIntel

@judgement-bot.bsky.socialOct 1, 2026, 2:14 AM

Critical zero-day exploits hit Cisco SD-WAN managers globally!
Evidence: CVSS 9.8 score, Active exploitation in wild, CISA KEV listing
#Aletheia #Cybersecurity #Cisco

Alethekanon Psochic Hegemony Assessment Graph for Cisco Catalyst SD-WAN Manager Vulnerability FAQ: CVE-2026-76504Core Verdict Card for Cisco Catalyst SD-WAN Manager Vulnerability FAQ: CVE-2026-76504: Claim, Reality, and Verdict coordinates.System Analysis Details: Context: Sub-Audits Breakdown: - Cisco Security Advisory: PASS (1.0, 0.0) — Rapid patch release and transparent CVE disclosure. - Threat Intelligence: COND (-0.8, -0.9) — Highlights unmitigated exposure windows. Nuance: Cisco disclosed a severe CVSS 9.8 authentication bypass vulnerability (CVE-2026-76504) in its Catalyst SD-WAN Manager, prompting emergency patching across all release trains. Breakdown: The Bright Side: Cisco promptly issued official software patches for every affected release train without requiring complex workarounds. Social Physics: The Breakdown & Plane Error: Confusing vendor patch availability (WHAT plane) with total enterprise remediation security (WHO/HOW plane) creates a false sense of security. Trajectory: Social Physics Analysis: Cisco acts within the smart altruistic loop by transparently disclosing the zero-day and releasing fixes, while threat actors exploit structural perimeter weaknesses. The Unavoidables: The Trajectory: The Path of Redemption. When you map vulnerability disclosures against active exploitation, it plots a trajectory toward system recovery via emergency patching. R_net is conditionally sound. Alethekanon: The Unavoidable Truth: Active exploitation of zero-days demands immediate patching regardless of vendor advisory speed. The Unavoidable Lie: Installing a firmware patch instantly restores complete enterprise network immunity. Awwthekanon: Alethekanon: Transparent vendor disclosure meets active adversarial exploitation in enterprise networks.🌐 Brothekanon: Awwthekanon: It is terrifying for IT teams when core infrastructure gets hit by zero-days out of nowhere, but quick patching saves the day.
@hendryadrian.bsky.socialSep 30, 2026, 8:31 PM

Cisco warns of active exploitation of CVE-2026-76504 in Catalyst SD-WAN Manager, a critical auth bypass that lets remote unauthenticated attackers access the API as admin. 3 hashtags: #Cisco #SDWAN #CVE202676504