[NEW] [medium] Redis: Vulnerability enables code execution

mediumCVE-2026-66373

A remote, authenticated attacker can exploit a vulnerability in Redis to execute arbitrary code.

CSIRTS triage

vendor: Redis product: Redis Remote code execution

What: An authenticated attacker can exploit a vulnerability in Redis to execute arbitrary code.
Who is affected: Redis deployments accessible to authenticated or compromised accounts.
Urgency: Medium severity; requires prior authentication, reducing immediate risk.
Action: Update Redis to a patched version addressing CVE-2026-66373 and restrict network access.

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: medium
Published: 2026-08-19
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-2026-2599

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-2026-663730.50% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 41% of all EPSS-scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-66373	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 Redis

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.

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high[NEW] [high] Redis: Multiple vulnerabilitiescert-bund · 2026-08-24
criticalCVE-2026-75854: ArcadeDB versions before 26.8.1 contain a missing authentication vulnerability in the Redis wi…nvd · 2026-08-18
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medium[NEW] [UNPATCHED] [medium] Redis: Vulnerability enables Denial of Service and Information Disclosurecert-bund · 2026-08-11