TI-2021-14802 Aliases CVE-2021-36564 GHSA-33gc-6cw9-w3g4

ThinkPHP v6.0.8 was discovered to contain a deserialization vulnerability via the…

MEDIUM 46CWE-502Published 2021-12-06 · Updated 2024-08-04

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Code execution
Confidentiality · integrity · availability: High · High · High
Fix status: Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-502.

Summary

ThinkPHP v6.0.8 was discovered to contain a deserialization vulnerability via the component vendor\league\flysystem-cached-adapter\src\Storage\Adapter.php.

Why it matters now

EPSS 0.01918 80th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix Fixed topthink/framework (Packagist): 6.0.9

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA
—	topthink/framework (Packagist)	before 6.0.9	6.0.9	Patch available	GHSA-33gc-6cw9-w3g4

— Vendor— Affected all versions Fixed in — No fix listed CNA
topthink/framework (Packagist) Vendor— Affected before 6.0.9 Fixed in 6.0.9 Patch available GHSA-33gc-6cw9-w3g4

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:thinkphp:thinkphp:6.0.8:::::::*	6.0.8	Vulnerable	ThinkPHP

cpe:2.3:a:thinkphp:thinkphp:6.0.8:*:*:*:*:*:*:* Versions 6.0.8 Vulnerable ·ThinkPHP

Remediation

Fix · GHSA-33gc-6cw9-w3g4 topthink/framework (Packagist) Fixed in 6.0.9 Advisory →

Timeline

2026-10-02 Threatist record created from CVE-2021-36564
2026-10-03 Alias added: GHSA-33gc-6cw9-w3g4

References

Exploit 1

https://github.com/top-think/framework/issues/2559

Advisory 1

https://nvd.nist.gov/vuln/detail/CVE-2021-36564

TI-2019-06557 ThinkPHP before 3.2.4, as used in Open Source BMS v1.1.1 and other products, allows… KEVCVSS 3.1HIGH 8.8
TI-2025-32227 An issue in thinkphp3 v.3.2.5 allows a remote attacker to execute arbitrary code via the index.php component CVSS 3.1CRITICAL 9.8
TI-2025-32226 An issue in thinkphp v.5.1 allows a remote attacker to execute arbitrary code via the routecheck function CVSS 3.1CRITICAL 9.8
TI-2024-32271 A deserialization vulnerability in the component \controller\Index.php of Thinkphp v6.1.3… CVSS 3.1CRITICAL 9.8
TI-2024-30031 A deserialization vulnerability in Thinkphp v6.1.3 to v8.0.4 allows attackers to execute arbitrary code. CVSS 3.1CRITICAL 9.8
TI-2022-23758 ThinkPHP Framework before 6.0.14 allows local file inclusion via the lang parameter when… CVSS 3.1CRITICAL 9.8

See all 26 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences