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Multiple vulnerabilities in Asterisk (June 26, 2026)

unknownCVE-2026-57200CVE-2026-57184CVE-2026-57202CVE-2026-57187CVE-2026-57186CVE-2026-57194
Multiple vulnerabilities have been discovered in Asterisk. Some of them allow an attacker to cause remote denial of service, a breach of data integrity, and a security policy bypass.

CSIRTS triage

vendor: Asteriskproduct: AsteriskDenial of serviceOther
What
Multiple vulnerabilities in Asterisk can lead to remote denial of service and security policy bypass.
Who is affected
Deployments of Asterisk.
Urgency
Immediate action is recommended due to the potential for denial of service attacks.
Action
Update Asterisk to the latest version to mitigate these vulnerabilities.

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

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Details

Source
CERT-FR Avis de sécurité (FR · national-cert · site)
Severity
unknown
Published
2026-06-26
Exploitation
Not in CISA KEV at last sync
Language
Machine-translated to English — verify against the original

Original advisory: https://www.cert.ssi.gouv.fr/avis/CERTFR-2026-AVI-0805/

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2026-57200coverage & exploitation statusNVD · CVE.org
CVE-2026-57184coverage & exploitation statusNVD · CVE.org
CVE-2026-57202coverage & exploitation statusNVD · CVE.org
CVE-2026-57187coverage & exploitation statusNVD · CVE.org
CVE-2026-57186coverage & exploitation statusNVD · CVE.org
CVE-2026-57194coverage & exploitation statusNVD · CVE.org

Recent advisories for Asterisk

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-FR Avis de sécurité