TI-2022-22313 Aliases CVE-2022-45347 GHSA-wmxm-6wxc-3xqf

Apache ShardingSphere-Proxy: MySQL authentication bypass

MEDIUM 52CWE-459Published 2022-12-22 · Updated 2025-04-15

Key facts

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

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and GitHub.

Summary

Apache ShardingSphere-Proxy prior to 5.3.0 when using MySQL as database backend didn't cleanup the database session completely after client authentication failed, which allowed an attacker to execute normal commands by constructing a special MySQL client. This vulnerability has been fixed in Apache ShardingSphere 5.3.0.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.01479 74th percentileScored 2026-11-07

Fix Fixed Apache ShardingSphere-Proxy (Apache Software Foundation): 5.3.0org.apache.shardingsphere:shardingsphere-proxy (Maven): 5.3.0

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: Yes
Technical impact: Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Apache	Apache ShardingSphere-Proxy	before 5.3.0	5.3.0	Patch available	CNA
—	org.apache.shardingsphere:shardingsphere-proxy (Maven)	before 5.3.0	5.3.0	Patch available	GHSA-wmxm-6wxc-3xqf

Apache ShardingSphere-Proxy VendorApache Affected before 5.3.0 Fixed in 5.3.0 Patch available CNA
org.apache.shardingsphere:shardingsphere-proxy (Maven) Vendor— Affected before 5.3.0 Fixed in 5.3.0 Patch available GHSA-wmxm-6wxc-3xqf

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:apache:shardingsphere::::::::	before 5.3.0	Vulnerable	Apache

cpe:2.3:a:apache:shardingsphere:*:*:*:*:*:*:*:* Versions before 5.3.0 Vulnerable ·Apache

Remediation

Fix · CNA Apache ShardingSphere-Proxy (Apache Software Foundation) Fixed in 5.3.0
Fix · GHSA-wmxm-6wxc-3xqf org.apache.shardingsphere:shardingsphere-proxy (Maven) Fixed in 5.3.0 Advisory →

Timeline

2026-10-02 Threatist record created from CVE-2022-45347
2026-10-03 Alias added: GHSA-wmxm-6wxc-3xqf

References

Advisory 2

Other 1

https://github.com/pjfanning/shardingsphere

TI-2020-01871 Deserialization of untrusted data in Apache ShardingSphere CVSS 3.1CRITICAL 9.8
TI-2023-13265 ShardingSphere-Agent: Deserialization vulnerability in ShardingSphere Agent CVSS 3.1HIGH 8.8

Sources

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