CVE-2026-71287

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{"bugzilla": {"description": "cacti: Cacti: Blind SQL injection due to improper input sanitization", "id": "2511576", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2511576"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.8", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-89", "details": ["Cacti's sanitize_sql_column (lib/functions.php) sanitizes user-supplied ORDER BY column names using the regex . Because this allowlist retains letters, digits, underscore, parentheses, and dot (intended to support expressions like COUNT(id) and table.column), a payload such as passes through completely unmodified.", "A flaw was found in Cacti. An authenticated user, regardless of their privilege level, can exploit a vulnerability where user-supplied input for sorting database columns is not properly sanitized. This allows for the injection of malicious SQL commands, leading to time-based blind SQL injection. The primary consequence is the potential for unauthorized access to sensitive information stored in the Cacti database."], "mitigation": {"lang": "en:us", "value": "Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update the affected package as soon as possible."}, "name": "CVE-2026-71287", "public_date": "2026-08-05T12:26:33Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-71287\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-71287\nhttps://github.com/Cacti/cacti\nhttps://github.com/Cacti/cacti/blob/develop/lib/functions.php"], "statement": "This flaw is rated Important because any authenticated Cacti user, regardless of privilege level, can inject arbitrary SQL into the ORDER BY clause via the sort_column parameter (e.g. SLEEP(5)), since sanitize_sql_column()'s allowlist regex fails to strip parentheses. This allows blind, time-based extraction of the entire Cacti database (C:H) and can degrade availability through sustained query delays (A:H), with no user interaction and low attack complexity required.\nThis component is shipped only in EPEL. Red Hat does not ship this component in any core Red Hat products.", "threat_severity": "Important"}

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