CVE-2026-51302
Published Jul 27, 2026
Description
SQLite 3.41 has a use-after-free vulnerability exists in the expression evaluation logic. The sqlite3ReleaseTempReg function improperly releases temporary register resources, and the subsequent exprComputeOperands function continues to access the already freed register memory. By supplying a malicious SQL statement, a remote attacker can exploit this flaw to cause denial of service, leak sensitive information, or potentially execute arbitrary code on the affected system.
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References
Frequently Asked Questions
What is CVE-2026-51302? +
SQLite 3.41 has a use-after-free vulnerability exists in the expression evaluation logic. The sqlite3ReleaseTempReg function improperly releases temporary register resources, and the subsequent exprComputeOperands function continues to access the already freed register memory. By supplying a malicious SQL statement, a remote attacker can exploit this flaw to cause denial of service, leak sensitive information, or potentially execute arbitrary code on the affected system.
How do I check if I'm vulnerable to CVE-2026-51302? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.