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[NEW] [medium] hostapd: Vulnerability allows denial of service

mediumCVE-2026-58374
An attacker from an adjacent network can exploit a vulnerability in hostapd to conduct a denial of service attack.

CSIRTS triage

vendor: hostapdproduct: hostapdDenial of service
What
A vulnerability in hostapd allows an attacker from an adjacent network to conduct a denial of service attack.
Who is affected
Deployments of hostapd are affected.
Urgency
Remediation is necessary due to the medium severity of the denial of service risk.
Action
Apply the latest patches for hostapd to address this vulnerability.

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
2026-07-01
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-2026-2154

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.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2026-58374coverage & exploitation statusNVD · CVE.org

Same CVEs, other sources

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

Recent advisories for hostapd

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.

More from CERT-Bund (BSI) Security Advisories