[UPDATE] [medium] vllm: Multiple vulnerabilities

mediumCVE-2026-34753 CVE-2026-34755 CVE-2026-34756 CVE-2026-34760

An attacker can exploit multiple vulnerabilities in vllm to manipulate files, bypass security measures, disclose confidential information, or cause a denial-of-service condition.

CSIRTS triage

vendor: vllm product: vllmOtherAuthentication bypass Information disclosure Denial of service

What: Multiple vulnerabilities in vllm can be exploited to manipulate files, bypass security measures, disclose information, or cause denial of service.
Who is affected: Attackers with access to vllm can exploit these vulnerabilities.
Urgency: Remediation is medium urgency due to the variety of impacts possible from these vulnerabilities.
Action: Apply the latest patches for vllm.

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: 2026-08-20
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-2026-0987

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-2026-347530.25% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 16% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-347550.46% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 38% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-347560.41% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 33% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-347600.27% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 18% of all EPSS-scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-34753	coverage & exploitation status	NVD · CVE.org
CVE-2026-34755	coverage & exploitation status	NVD · CVE.org
CVE-2026-34756	coverage & exploitation status	NVD · CVE.org
CVE-2026-34760	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

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