CVE-2026-35541

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{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,1.5.14)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[1.6.0,1.6.14)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Webmail", "source": "cna", "vendor": "Roundcube"}, "product": "webmail", "vendor": "roundcube"}], "analysis": {"en": {"generated_at": "2026-04-07T22:12:53.654285+00:00", "value": {"mitigation_remediation": ["Upgrade Roundcube Webmail to version 1.5.14, 1.6.14, or a newer release such as 1.7\u2011rc5.", "Confirm that the updated password plugin enforces the old password field during a password change.", "If an immediate upgrade is not possible, limit access to the password change page to authenticated users and monitor for unusual changes.", "Audit all user accounts for suspicious password changes and reset credentials as needed."], "summary": {"action": "Immediate Patch", "impact": "Unauthorized Password Reset"}, "threat_synthesis": {"affected_systems": "All installations of Roundcube Webmail running a version earlier than 1.5.14 or 1.6.14 are affected. These versions lack the mitigation present in the 1.5.14, 1.6.14, and later releases such as 1.7\u2011rc5.", "description_and_impact": "A flaw in the Roundcube Webmail password plugin allows an attacker to change an account password without providing the current password. The weakness, identified as CWE-843, arises from a type confusion in the password comparison logic, permitting an unauthorized alteration of credentials and potential account takeover.", "risk_and_exploitability": "The CVSS base score of 4.2 indicates moderate risk, and the EPSS score of less than 1% suggests a low likelihood of exploitation. The vulnerability is not listed in the CISA KEV catalog. Inferred from the description, the attack vector involves submitting a password change request via the web interface, likely after an attacker has authenticated or obtained session credentials. Successfully exploiting the flaw would enable password reset without the old password, thereby compromising the account."}}}}, "created": "2026-04-03T07:31:06.560168+00:00", "updated": "2026-04-08T19:54:22.265288+00:00", "vendors": ["roundcube", "roundcube$PRODUCT$webmail"]}