CVE-2026-54433

mediumcovered by 2 sourcesfirst seen 2026-07-06

An attacker can exploit multiple vulnerabilities in Roundcube to bypass security measures, cause denial-of-service attacks, perform cross-site scripting attacks, and manipulate or disclose data.

CSIRTS triage

What: Multiple vulnerabilities in Roundcube can be exploited to bypass security measures, cause denial-of-service attacks, perform cross-site scripting attacks, and manipulate or disclose data.
Who is affected: Deployments of Roundcube are affected by these vulnerabilities.
Urgency: Remediation is medium priority as the vulnerabilities are not currently exploited but could lead to significant issues if left unaddressed.
Action: Update to the latest version of Roundcube to mitigate these vulnerabilities.

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Advisory coverage (2)

medium[NEW] [medium] Roundcube: Multiple vulnerabilitiescert-bund · 2026-07-07
unknownMultiple vulnerabilities in Roundcube (July 6, 2026)cert-fr-avis · 2026-07-06

External references

NVD record for CVE-2026-54433

CVE.org record

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