CVE-2021-44350

ThinkPHP5 SQL Injection vulnerability

9.8 Critical

SQL Injection vulnerability exists in ThinkPHP5 5.0.x <=5.1.22 via the parseOrder function in Builder.php.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

1.42%Up 1.0 points since Dec 16, 2021

What each source reports

NVD Score used 9.8

SQL Injection vulnerability exists in ThinkPHP5 5.0.x <=5.1.22 via the parseOrder function in Builder.php.

Record: CVE-2021-44350
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0: 7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness: CWE-89
Updated: 2026-11-02

CVE List No score

SQL Injection vulnerability exists in ThinkPHP5 5.0.x <=5.1.22 via the parseOrder function in Builder.php.

Record: CVE-2021-44350
Updated: 2026-11-02

EUVDEUVD-2021-2568 No score

SQL Injection vulnerability exists in ThinkPHP5 5.0.x <=5.1.22 via the parseOrder function in Builder.php.

Record: EUVD-2021-2568
Updated: 2026-11-03

GitHub AdvisoriesGHSA-q868-c4vw-qjx3 9.8

ThinkPHP5 SQL Injection vulnerability

SQL Injection vulnerability exists in ThinkPHP5 5.0.x <=5.1.22 via the parseOrder function in Builder.php.

Record: GHSA-q868-c4vw-qjx3
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-89
Updated: 2026-11-02

OSV 9.8

SQL Injection vulnerability exists in ThinkPHP5 5.0.x <=5.1.22 via the parseOrder function in Builder.php.

Record: CVE-2021-44350
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVGHSA-q868-c4vw-qjx3 9.8

ThinkPHP5 SQL Injection vulnerability

SQL Injection vulnerability exists in ThinkPHP5 5.0.x <=5.1.22 via the parseOrder function in Builder.php.

Record: GHSA-q868-c4vw-qjx3
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-89
Updated: 2026-11-02

Affected products

thinkphp

Affected packages

Affected packages
Package	Affected	Fixed
`topthink/framework` Packagist	5.0 to 5.1.22	None known
`topthink/framework` Packagist	5.0 to 5.1.22, plus listed versions v5.0.1v5.0.10v5.0.11v5.0.12v5.0.13 Show 45 moreShow less v5.0.14v5.0.15v5.0.16v5.0.17v5.0.18v5.0.19v5.0.2v5.0.20v5.0.21v5.0.22v5.0.23v5.0.24v5.0.25v5.0.3v5.0.4v5.0.5v5.0.6v5.0.7v5.0.8v5.0.9v5.1-beta.1v5.1-rc.1v5.1-rc.2v5.1-rc.3v5.1.0v5.1.1v5.1.10v5.1.11v5.1.12v5.1.13v5.1.14v5.1.15v5.1.16v5.1.17v5.1.18v5.1.19v5.1.2v5.1.20v5.1.21v5.1.22v5.1.3v5.1.4v5.1.5v5.1.6v5.1.7	None known

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2021-44350 is a critical vulnerability (CVSS 9.8) in Thinkphp, published December 15, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.42%, the 72nd percentile. No source names a fixed version.

References

This page doesn't list everything

Left out here: 2 versions. The JSON record has them.