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Vulnerability record · CVE-2020-35527 · published 1 September 2022

CVE-2020-35527: Sqlite memory buffer overflow vulnerability

Sqlite · Sqlite

In SQLite 3.31.1, there is an out of bounds access problem through ALTER TABLE for views that have a nested FROM clause.

9.8 CVSS 3.1 Critical EPSS 1.2% · top 31.9% CWE-119 · Memory buffer overflow
9.8CVSS 3.1 base score
1.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

In SQLite 3.31.1, there is an out of bounds access problem through ALTER TABLE for views that have a nested FROM clause.

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

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://security.netapp.com/advisory/ntap-20221111-0007/ Third Party Advisory
https://www.sqlite.org/src/info/c431b3fd8fd0f6a6 PatchVendor Advisory
https://security.netapp.com/advisory/ntap-20221111-0007/ Third Party Advisory
https://www.sqlite.org/src/info/c431b3fd8fd0f6a6 PatchVendor Advisory

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Source: NIST National Vulnerability Database (record CVE-2020-35527), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.