What is CVE-2026-65321?

CVE-2026-65321 is a critical-severity vulnerability in Laughingman7743 Pyathena, classified under SQL Injection. CVSS score: 9.8/10. Published 2026-08-02.

How severe is CVE-2026-65321?

Critical severity. CVSS v3 base score is 9.8 out of 10.

SQL Injection in Laughingman7743 Pyathena

CVE-2026-65321

PyAthena prior to 3.35.4 contains a sql injection vulnerability that allows unauthenticated attackers to inject arbitrary SQL by exploiting improper quote-escaping in DefaultParameterFormatter.format(), which routes DELETE and CTAS stateme…

Vulnerability class: SQL Injection

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Laughingman7743 Pyathena — versions 0

Weakness classification (CWE)

CWE-89 — SQL Injection

References

disclosure@vulncheck.com (product)
disclosure@vulncheck.com (vendor-advisory)
disclosure@vulncheck.com (patch)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-65321?: CVE-2026-65321 is a critical-severity vulnerability in Laughingman7743 Pyathena, classified under SQL Injection. CVSS score: 9.8/10. Published 2026-08-02.
How severe is CVE-2026-65321?: Critical severity. CVSS v3 base score is 9.8 out of 10.