Critical 9.1Published Feb 12, 2025

CVE-2022-31631PDO::quote() may return unquoted string

Updated under an hour ago (Nov 2, 2026, 1:40 AM ET)

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It affects PHP Group PHP and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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In PHP versions 8.0.* before 8.0.27, 8.1.* before 8.1.15, 8.2.* before 8.2.2 when using PDO::quote() function to quote user-supplied data for SQLite, supplying an overly long string may cause the driver to incorrectly quote the data, which may further lead to SQL injection vulnerabilities.

CVSS: 9.1 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Weakness (CWE): CWE-74
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: php
NVD analysis: Analyzed
Record last updated: Feb 13, 2025
First seen by InfoSec Signals: Nov 1, 2026

Affected products

Affected products

PHP Group PHP php_group:php (from the name)	from 8.0.x before 8.0.27; from 8.1.x before 8.1.15; from 8.2.x before 8.2.2	CNA record
php php php:php	from 8.0.0 before 8.0.27; from 8.1.0 before 8.1.15; from 8.2.0 before 8.2.2	NVD

References

References

https://bugs.php.net/bug.php?id=81740	vendor-advisory
https://security.netapp.com/advisory/ntap-20230223-0007/	third-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.