CVE-2026-51296

high

Description

SQLite 3.41 has a use-after-free vulnerability in jsonRemoveFunc of SQLite JSON module. The parsed JSON object is freed at line 3555, while line 3575 still calls jsonLookupStep with the released pointer. Remote attackers can exploit this flaw to crash the service and leak heap memory information.

References

https://github.com/sqlite/sqlite/blob/master/src/json.c

https://github.com/programmervuln/cveadvisory-/commit/75a435c839a4bcc6ca2ad21e3b07c978d814acb2

Details

Source: Mitre, NVD

Published: 2026-07-27

Updated: 2026-07-28

Risk Information

CVSS v2

Base Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

Severity: High

CVSS v3

Base Score: 7.5

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High

EPSS

EPSS: 0.00204