Cisco Integrated Management Controller Argument Injection Vulnerabilities

highpublic exploitCVE-2026-20200 CVE-2026-20288

Multiple vulnerabilities in the web-based management interface of Cisco Integrated Management Controller (IMC) could allow an authenticated, remote attacker to execute arbitrary commands on the underlying operating system of an affected system and elevate privileges to root . For more information about these vulnerabilities, see the Details section of this advisory. Cisco has released software updates that address these vulnerabilities. There are no workarounds that address these vulnerabilities. This advisory is available at the following link: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cimc-arg-inject-upSHdMfU Security Impact Rating: High CVE: CVE-2026-20200,CVE-2026-20288

CSIRTS triage

vendor: Cisco product: Integrated Management Controller Code injection Privilege escalation

What: Argument injection vulnerabilities in the web management interface allow authenticated remote attackers to execute arbitrary commands and escalate to root.
Who is affected: Authenticated remote users of the Cisco IMC web interface can achieve root-level command execution.
Urgency: High severity; remote code execution and privilege escalation from authenticated access.
Action: Apply Cisco IMC software updates immediately; no workarounds available.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source: Cisco Security Advisories (INTL · vendor-psirt · site)
Severity: high
Published: 2026-08-05
Exploitation: Not in CISA KEV at last sync

Original advisory: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cimc-arg-inject-upSHdMfU?vs_f=Cisco%20Security%20Advisory%26vs_cat=Security%20Intelligence%26vs_type=RSS%26vs_p=Cisco%20Integrated%20Management%20Controller%20Argument%20Injection%20Vulnerabilities%26vs_k=1

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Moderate exploitation riskCVE-2026-202005.7% 30-day exploitation probability. Patch within normal cadence, watch for KEV listing. Riskier than 93% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-202880.38% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 32% of all EPSS-scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-20200	coverage & exploitation status	NVD · CVE.org
CVE-2026-20288	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

Recent advisories for Cisco Integrated Management

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

high[NEW] [high] Cisco Integrated Management Controller: Multiple Vulnerabilitiescert-bund · 2026-08-06
mediumCVE-2026-20198: A vulnerability in the web-based management interface of Cisco Integrated Management Controlle…nvd · 2026-08-05
mediumCisco Integrated Management Controller Cross-Site Scripting Vulnerabilitycisco-psirt · 2026-08-05
mediumCisco Integrated Management Controller Cross-Site Scripting Vulnerabilitiescisco-psirt · 2026-04-22
highCisco Integrated Management Controller Command Injection and Remote Code Execution Vulnerabilitiescisco-psirt · 2026-04-22
criticalCisco Integrated Management Controller Authentication Bypass Vulnerabilitycisco-psirt · 2026-04-01