CVE-2026-121262

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{"bugzilla": {"description": "phpmyadmin/sql-parser: phpMyAdmin SQL-Parser: Denial of Service via improper type conversion", "id": "2566053", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2566053"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.3", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "status": "draft"}, "cwe": "CWE-843", "details": ["A vulnerability was found in phpMyAdmin SQL-Parser 6.0.0/6.0.1. The affected element is the function parse of the file src/Statements/ExplainStatement.php. Performing a manipulation of the argument nextToken results in incorrect type conversion. The attack is possible to be carried out remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.", "A flaw was found in phpMyAdmin's SQL parser. An improper type conversion vulnerability exists in the EXPLAIN statement parser when processing specific token arguments. A remote attacker can exploit this flaw by submitting a specially crafted SQL query, leading to an unhandled exception and causing a Denial of Service (DoS)."], "name": "CVE-2026-121262", "public_date": "2026-11-03T17:00:16Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-121262\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-121262\nhttps://gist.github.com/Ishanoshada/f984e2f5f31e02a42d98615348cfca51\nhttps://vuldb.com/cve/CVE-2026-121262\nhttps://vuldb.com/submit/1018498\nhttps://vuldb.com/vuln/430228\nhttps://vuldb.com/vuln/430228/cti"], "statement": "Red Hat Product Security rates this vulnerability as Moderate severity because it is limited to an application denial of service without compromising data confidentiality or system integrity. The flaw is triggered when an application evaluates untrusted SQL queries through the library, leading to an unhandled exception that terminates the parsing worker process. Furthermore, phpMyAdmin and its associated standalone parsing libraries are not included by default in Red Hat Enterprise Linux, limiting exposure in standard environments.", "threat_severity": "Moderate"}

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