[NEW] [high] Extreme Networks ExtremeXOS: Multiple vulnerabilities

highCVE-2026-8169 CVE-2026-8170

A remote, authenticated attacker can exploit multiple vulnerabilities in Extreme Networks ExtremeXOS to gain administrative privileges, bypass security measures, or manipulate data.

CSIRTS triage

vendor: Extreme Networks product: ExtremeXOS Privilege escalation Authentication bypassOther

What: Multiple vulnerabilities can be exploited to gain administrative privileges, bypass security measures, or manipulate data.
Who is affected: Remote, authenticated users of Extreme Networks ExtremeXOS are affected.
Urgency: Remediation is critical due to the high severity of the vulnerabilities and potential for exploitation.
Action: Apply the latest security updates for ExtremeXOS.

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

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Details

Source: CERT-Bund (BSI) Security Advisories (DE · national-cert · site)
Severity: high
Published: 2026-07-21
Exploitation: Not in CISA KEV at last sync
Language: Machine-translated to English — verify against the original

Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-2416

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.

Low exploitation riskCVE-2026-81690.28% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 20% of all scored CVEs.
Low exploitation riskCVE-2026-81700.43% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 35% of all scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-8169	coverage & exploitation status	NVD · CVE.org
CVE-2026-8170	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

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