# ProxySQL vulnerabilities

Source: https://junglewise.ai/threats/technologies/proxysql  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 12 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/proxysql.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 4 vulnerabilities in ProxySQL: 0 in the last 7 days and 1 in the last 90 days, 2 of them critical and 0 exploited in the wild. The most recent, CVE-2026-102664, was published on 4 November 2026. 1 vulnerability in the last four weeks, up from none in the four before.

## Counts

- Last 7 days: 0
- Last 30 days: 1
- Last 90 days: 1
- All time: 4 (2 critical, 0 exploited in the wild)

## About ProxySQL

ProxySQL is an open-source, high-performance, high-availability, protocol-aware proxy for MySQL and its forks.

## Latest ProxySQL vulnerabilities

- [CVE-2026-102664: ProxySQL heap buffer over-read in MySQL compression decompression](https://junglewise.ai/threats/cve-2026-102664-proxysql-is-a-proxy-for-mysql-and-its-forks-as-well-as) (high, CVSS 7.1, published 4 Nov 2026)
- [CVE-2026-48774: ProxySQL bypass of read-only contract in GenAI MCP tool](https://junglewise.ai/threats/cve-2026-48774-proxysql-bypass-of-read-only-contract-in-genai-mcp-tool) (high, CVSS 7.5, published 19 Jun 2026)
- [CVE-2026-48773: ProxySQL heap overflow in MySQL and PostgreSQL first-packet handling](https://junglewise.ai/threats/cve-2026-48773-proxysql-heap-overflow-in-mysql-and-postgresql-first-packet) (critical, CVSS 9.8, published 19 Jun 2026)
- [CVE-2026-48772: ProxySQL source IP spoofing and ACL bypass in PROXY protocol v1](https://junglewise.ai/threats/cve-2026-48772-proxysql-source-ip-spoofing-and-acl-bypass-in-proxy-protocol-v1) (critical, CVSS 10, published 19 Jun 2026)

## Most severe ProxySQL vulnerabilities

- [CVE-2026-48772: ProxySQL source IP spoofing and ACL bypass in PROXY protocol v1](https://junglewise.ai/threats/cve-2026-48772-proxysql-source-ip-spoofing-and-acl-bypass-in-proxy-protocol-v1) (critical, CVSS 10, published 19 Jun 2026)
- [CVE-2026-48773: ProxySQL heap overflow in MySQL and PostgreSQL first-packet handling](https://junglewise.ai/threats/cve-2026-48773-proxysql-heap-overflow-in-mysql-and-postgresql-first-packet) (critical, CVSS 9.8, published 19 Jun 2026)
- [CVE-2026-48774: ProxySQL bypass of read-only contract in GenAI MCP tool](https://junglewise.ai/threats/cve-2026-48774-proxysql-bypass-of-read-only-contract-in-genai-mcp-tool) (high, CVSS 7.5, published 19 Jun 2026)
- [CVE-2026-102664: ProxySQL heap buffer over-read in MySQL compression decompression](https://junglewise.ai/threats/cve-2026-102664-proxysql-is-a-proxy-for-mysql-and-its-forks-as-well-as) (high, CVSS 7.1, published 4 Nov 2026)

## Vulnerabilities per week

1 vulnerability in the last four weeks, up from none in the four before.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 1 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "ProxySQL vulnerabilities", https://junglewise.ai/threats/technologies/proxysql, 12 November 2026.