Use After Free in N/a

CVE-2026-51291

sqlite 3.41 is vulnerable to use after free in the json.c jsonCacheInsert function of the JSON cache management module.

Vulnerability class: Use-After-Free

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

N/a — versions n/a

Weakness classification (CWE)

CWE-416 — Use After Free

References

Frequently asked questions

What is CVE-2026-51291?: CVE-2026-51291 is a critical-severity vulnerability in N/a, classified under Use After Free. CVSS score: 9.8/10. Published 2026-07-30.
How severe is CVE-2026-51291?: Critical severity. CVSS v3 base score is 9.8 out of 10.