Multiple vulnerabilities in Roundcube (August 10, 2026)
Multiple vulnerabilities were discovered in Roundcube. Some of them allow an attacker to cause arbitrary code execution remotely, compromise data confidentiality, and server-side request forgery (SSRF).
CSIRTS triage
- What
- Multiple vulnerabilities in Roundcube allow arbitrary code execution, data confidentiality compromise, and server-side request forgery.
- Who is affected
- Roundcube installations exposed to remote attackers.
- Urgency
- High priority; remote code execution capability represents critical risk requiring immediate remediation.
- Action
- Apply Roundcube patches once released to address remote code execution vulnerability.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://www.cert.ssi.gouv.fr/avis/CERTFR-2026-AVI-0987/
Recent advisories for Roundcube
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.
- unknownMultiples vulnérabilités dans Roundcube Webmail (07 septembre 2026)cert-fr-avis · 2026-09-07
- medium[NEW] [medium] Roundcube: Multiple vulnerabilitiescert-bund · 2026-08-31
- high[UPDATE] [high] Roundcube Webmail: Multiple vulnerabilitiescert-bund · 2026-08-31
- medium[UPDATE] [medium] Roundcube: Multiple vulnerabilitiescert-bund · 2026-08-31
- high[NEW] [high] Roundcube Webmail: Multiple vulnerabilitiescert-bund · 2026-08-31
- unknownDSA-6479-1 roundcube - security updatedebian · 2026-08-30
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