Curated Cyber Threat Intelligence

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Daily intelligence on vulnerabilities, threat actors and geopolitical context — distilled from primary sources.

scheduleUpdated 2026-09-04 · 02:17 UTC
articleTotal: 1172 reports

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30 / 31 results
Active filter:tag: #cisco✕ clear
Cisco patches critical RCE in Nexus 9000 and 7 IOS XR umbrella CVEscriticalbug_reportVulnerability
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Cisco patches critical RCE in Nexus 9000 and 7 IOS XR umbrella CVEs

Cisco Silicon One-based Nexus 9000 switches (10 models, NX-OS 10.3(1) through 10.6(3s)) via CVE-2026-20212. All Cisco IOS XR releases across all platforms via 7 umbrella CVEs (CVE-2026-20274 through 20280), including XR7 (LNT) platforms: Cisco 8000 S…

CVE-2026-202123 Sep · 13:52 UTC
Fire Ant compromises Cisco routers for network surveillancehighperson_alertThreat Actor
person_alertThreat Actor

Fire Ant compromises Cisco routers for network surveillance

Fire Ant is a Chinese espionage-focused threat actor attributed by Sygnia, with operational overlap to UNC3886 (previously documented by Google). The group targets critical infrastructure and high-value networks through a "target behind the target" s…

Cisco31 Aug · 12:52 UTC
Fire Ant Expands Espionage to Cisco Routers and TACACS Servershighperson_alertThreat Actor
person_alertThreat Actor

Fire Ant Expands Espionage to Cisco Routers and TACACS Servers

Fire Ant is a China-linked cyber espionage actor that has conducted long-running campaigns targeting network infrastructure and virtualization platforms.

Cisco31 Aug · 07:04 UTC
Cisco patches nine flaws in Crosswork and Secure Workload; five rated 10.0criticalbug_reportVulnerability
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Cisco patches nine flaws in Crosswork and Secure Workload; five rated 10.0

Cisco Crosswork Data Gateway, Crosswork Network Controller, Crosswork Planning (Release 7.2.1 and earlier); Cisco Secure Workload SaaS and on-premises (Release 3.10 and earlier, Release 4.0).

Cisco21 Aug · 08:03 UTC
Cisco Secure Firewall DoS flaw under active exploitationcriticalbug_reportVulnerability
bug_reportVulnerability

Cisco Secure Firewall DoS flaw under active exploitation

Cisco Secure Firewall products (specific versions not disclosed in available data). Organizations using Cisco ASA, FTD, or Firepower appliances should assume exposure until vendor advisory is reviewed.

Cisco13 Aug · 06:31 UTC
Cisco ASA/FTD remote DoS flaw exploited in wild, CISA orders patch by Aug 14highbug_reportVulnerability
bug_reportVulnerability

Cisco ASA/FTD remote DoS flaw exploited in wild, CISA orders patch by Aug 14

Cisco Secure Firewall ASA Software (versions 9.16.1, 9.18.1, 9.20, 9.22, 9.23, 9.24) and FTD Software (versions 7.0, 7.2, 7.4, 7.6, 7.7, 10.0) with IKEv2 Remote Access VPN, SSL-VPN, or Zero Trust Network Access enabled.

CVE-2026-2034912 Aug · 04:15 UTC
Cisco ASA/FTD VPN flaw CVE-2026-20349 actively exploited for DoShighbug_reportVulnerability
bug_reportVulnerability

Cisco ASA/FTD VPN flaw CVE-2026-20349 actively exploited for DoS

Cisco Secure Firewall ASA (versions 9.16, 9.18, 9.20, 9.22, 9.23, 9.24) and Threat Defense FTD (versions 7.0, 7.2, 7.4, 7.6, 7.7, 10.0) with Remote Access SSL VPN, IKEv2 Remote Access VPN with client services, or Zero Trust Network Access enabled.

Cisco11 Aug · 17:45 UTC
Cisco patches 12 critical SD-WAN and IOS XE flaws, three rated 9.8+criticalbug_reportVulnerability
bug_reportVulnerability

Cisco patches 12 critical SD-WAN and IOS XE flaws, three rated 9.8+

Cisco Catalyst SD-WAN Software (all versions prior to 20.9, versions 20.9–26.1); Cisco IOS XE Software versions 17.9–26.1 running in autonomous or controller mode; Cisco Integrated Management Controller (IMC) web interface.

Cisco6 Aug · 15:13 UTC
Critical Cisco Catalyst SD-WAN flaws require immediate patchingcriticalbug_reportVulnerability
bug_reportVulnerability

Critical Cisco Catalyst SD-WAN flaws require immediate patching

Cisco Catalyst SD-WAN Software (specific versions not disclosed in advisory). Scope: SD-WAN infrastructure components used for enterprise WAN connectivity and management.

Cisco6 Aug · 14:29 UTC
Cisco IOS/IOS XE vulnerabilities require immediate patching per CERT.BEhighbug_reportVulnerability
bug_reportVulnerability

Cisco IOS/IOS XE vulnerabilities require immediate patching per CERT.BE

Cisco IOS and IOS XE platforms. Specific affected versions not provided in advisory. Multiple vulnerabilities of high severity impact network infrastructure devices including routers and switches running these operating systems.

Cisco6 Aug · 13:38 UTC
Cisco Secure Firewall Management Center under active exploitationcriticalbug_reportVulnerability
bug_reportVulnerability

Cisco Secure Firewall Management Center under active exploitation

Cisco Secure Firewall Management Center (formerly Firepower Management Center). Specific affected versions not disclosed in available data. Vulnerability details including CVE identifier not yet published.

Cisco31 Jul · 06:58 UTC
Cisco FMC static credential flaw exploited in zero-day attackshighbug_reportVulnerability
bug_reportVulnerability

Cisco FMC static credential flaw exploited in zero-day attacks

Cisco Secure Firewall Management Center (FMC) Software versions 7.0, 7.2, 7.4, 7.6, 7.7, and 10.0. Does not affect Cloud-Delivered FMC, Firewall Device Manager, ASA Software, Threat Defense Software, or Security Cloud Control.

CVE-2026-2031629 Jul · 19:35 UTC
Cisco Unified CM vulnerability under active exploitation post-patchhighbug_reportVulnerability
bug_reportVulnerability

Cisco Unified CM vulnerability under active exploitation post-patch

Cisco Unified Communications Manager (Unified CM). Specific vulnerable versions not disclosed; patched versions available since early June 2024. Affects organizations running unpatched Unified CM deployments.

Cisco2 Jul · 09:35 UTC
CISA orders federal patch for exploited Cisco Unified Comms flawcriticalbug_reportVulnerability
bug_reportVulnerability

CISA orders federal patch for exploited Cisco Unified Comms flaw

Cisco Unified Communications Manager Server. Specific versions not disclosed. Federal agencies mandated to patch; all organizations running this product should consider affected.

Cisco26 Jun · 17:43 UTC
Cisco Catalyst SD-WAN zero-day exploited in wild for two monthshighbug_reportVulnerability
bug_reportVulnerability

Cisco Catalyst SD-WAN zero-day exploited in wild for two months

Cisco Catalyst SD-WAN Manager. Specific affected versions not disclosed. Requires authenticated local access for exploitation.

CVE-2026-2024525 Jun · 03:46 UTC
Cisco Catalyst SD-WAN zero-day exploited for root access (CVE-2026-20245)criticalbug_reportVulnerability
bug_reportVulnerability

Cisco Catalyst SD-WAN zero-day exploited for root access (CVE-2026-20245)

Cisco Catalyst SD-WAN devices. Specific affected versions not disclosed in available information. Attackers gain root-level access and can create persistent rogue accounts.

CVE-2026-2024524 Jun · 19:29 UTC
Cisco Unified CM critical flaw under active exploitation, root access riskcriticalbug_reportVulnerability
bug_reportVulnerability

Cisco Unified CM critical flaw under active exploitation, root access risk

Cisco Unified Communications Manager (CUCM) and Unified CM SME. Specific affected versions not provided in available data. Vulnerability affects HTTP request handling with unauthenticated remote attack vector.

CVE-2026-2023024 Jun · 04:50 UTC
Cisco Unified Communications Manager SSRF under active exploitationhighbug_reportVulnerability
bug_reportVulnerability

Cisco Unified Communications Manager SSRF under active exploitation

Cisco Unified Communications Manager (CUCM). Specific affected versions not disclosed. SSRF vulnerability (CVE-2026-20230) allows attackers to force the server to make unauthorized requests to internal or external resources.

CVE-2026-2023023 Jun · 19:48 UTC
Cisco SD-WAN vulnerability under active exploitation, patches releasedcriticalbug_reportVulnerability
bug_reportVulnerability

Cisco SD-WAN vulnerability under active exploitation, patches released

Cisco SD-WAN products. Specific affected versions not provided in available data. Organizations running Cisco SD-WAN infrastructure are potentially at risk.

Cisco16 Jun · 11:40 UTC
Cisco Catalyst SD-WAN Manager under active exploit (CVE-2026-20262)highbug_reportVulnerability
bug_reportVulnerability

Cisco Catalyst SD-WAN Manager under active exploit (CVE-2026-20262)

Cisco Catalyst SD-WAN Manager. Specific vulnerable versions not provided in summary. Affects web UI component accessible to authenticated remote users.

CVE-2026-2026216 Jun · 04:05 UTC
Cisco Catalyst SD-WAN Manager root privilege escalation under attackcriticalbug_reportVulnerability
bug_reportVulnerability

Cisco Catalyst SD-WAN Manager root privilege escalation under attack

Cisco Catalyst SD-WAN Manager (specific versions not provided). Vulnerability allows privilege escalation to root level on affected systems.

CVE-2026-2026215 Jun · 15:12 UTC
Cisco Catalyst SD-WAN Manager actively exploited (CVE-2026-20245)highbug_reportVulnerability
bug_reportVulnerability

Cisco Catalyst SD-WAN Manager actively exploited (CVE-2026-20245)

Cisco Catalyst SD-WAN Manager. Specific affected versions not disclosed. Vulnerability involves improper encoding or escaping of output (CVSS 7.8). Also affects products from Google and Arista (details not provided).

CVE-2026-2024510 Jun · 12:44 UTC
Cisco Catalyst SD-WAN Manager CVE-2026-20245 exploited in wild, no patchhighbug_reportVulnerability
bug_reportVulnerability

Cisco Catalyst SD-WAN Manager CVE-2026-20245 exploited in wild, no patch

Cisco Catalyst SD-WAN Manager across all deployment types: On-Prem, Cloud-Pro, Cloud (Cisco Managed), and Government (FedRAMP). Specific affected versions not disclosed. CVSS 7.8 (High).

CVE-2026-202456 Jun · 02:19 UTC
Cisco SD-WAN Manager zero-day CVE-2026-20245 exploited for root accesscriticalbug_reportVulnerability
bug_reportVulnerability

Cisco SD-WAN Manager zero-day CVE-2026-20245 exploited for root access

Cisco Catalyst SD-WAN Manager, all versions (specific affected versions not disclosed). Unpatched zero-day vulnerability enabling root privilege escalation.

CVE-2026-202455 Jun · 04:24 UTC
Cisco Unified Communications Manager high severity flaw with public PoChighbug_reportVulnerability
bug_reportVulnerability

Cisco Unified Communications Manager high severity flaw with public PoC

Cisco Unified Communications Manager (CUCM). Specific affected versions not disclosed in alert. CVE identifier not yet assigned or published.

Cisco5 Jun · 03:28 UTC
Critical vulnerability in Cisco Secure Workload requires immediate patchingcriticalbug_reportVulnerability
bug_reportVulnerability

Critical vulnerability in Cisco Secure Workload requires immediate patching

Cisco Secure Workload (specific versions not disclosed in advisory). CVE identifier not yet assigned or published.

Cisco26 May · 06:50 UTC
Cisco Secure Workload REST API flaw allows unauthenticated data accesscriticalbug_reportVulnerability
bug_reportVulnerability

Cisco Secure Workload REST API flaw allows unauthenticated data access

Cisco Secure Workload (formerly Tetration). Specific affected versions not provided in available data. Vulnerability impacts REST API endpoints with insufficient authentication controls.

CVE-2026-2022322 May · 03:36 UTC
Cisco Secure Workload max-severity flaw grants Site Admin privilegescriticalbug_reportVulnerability
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Cisco Secure Workload max-severity flaw grants Site Admin privileges

Cisco Secure Workload platform. Specific affected versions not provided in summary. Vulnerability allows privilege escalation to Site Admin level, affecting administrative access controls.

Cisco21 May · 11:58 UTC
Cisco Catalyst SD-WAN auth bypass grants admin access to attackerscriticalbug_reportVulnerability
bug_reportVulnerability

Cisco Catalyst SD-WAN auth bypass grants admin access to attackers

Cisco Catalyst SD-WAN platform. Specific affected versions not disclosed. Vulnerability allows authentication bypass leading to administrative access on SD-WAN infrastructure components.

Cisco18 May · 12:16 UTC
Cisco SD-WAN Manager auth bypass exploited in wild since 2023criticalbug_reportVulnerability
bug_reportVulnerability

Cisco SD-WAN Manager auth bypass exploited in wild since 2023

Cisco Catalyst SD-WAN controllers and Cisco SD-WAN Manager. Specific affected versions not provided in advisory summary. CVE-2026-20127 allows administrative access compromise.

CVE-2026-2012726 Feb · 18:38 UTC