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.
CVE-2024-2044
This critical-severity CVE scores 9.9 under NVD CVSS v3. EPSS exploit probability: 83.5%, top 1% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- High exploitation likelihood — EPSS 79%
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 9.9
- EG Score
- 9.9(medium)
- EPSS
- 99.6%
- KEV
- Not listed
Published
March 7, 2024
Last Modified
September 19, 2025
Advisory Details (3)
Auto-updated Jul 20, 2026Shielder - pgAdmin (<=8.3) Path Traversal in Session Handling Leads to Unsafe Deserialization and Remote Code Execution (RCE)
https://www.shielder.com/advisories/pgadmin-path-traversal_leads_to_unsafe_deserialization_and_rce/[SECURITY] Fedora 40 Update: python-jsonformatter-0.3.2-2.fc40 - package-announce - Fedora mailing-lists
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LUYN2JXKKHFSVTASH344TBRGWDH64XQV/Unsafe Deserialization and Remote Code Execution by an Authenticated user in pgAdmin 4 (CVE-2024-2044) · Issue #7258 · pgadmin-org/pgadmin4 · GitHub
https://github.com/pgadmin-org/pgadmin4/issues/7258Affected Packages
(1 across 1 ecosystem)
PyPI(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| pgadmin4 | 4.20 ... 8.3 (51 versions) | 8.4 | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 3× in last 7d / 23× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-22 14:07 UTCEPSS rescore
- 2026-07-20 17:06 UTCEPSS rescore
- 2026-07-16 17:01 UTCEPSS rescore
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- 2026-07-14 17:25 UTCOSV refresh
- 2026-07-13 22:28 UTCEPSS rescore
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- 2026-07-06 02:22 UTCEPSS rescore
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- 2026-06-28 14:06 UTCEPSS rescore
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- 2026-06-28 04:55 UTCEPSS rescore
- 2026-06-28 04:55 UTCEPSS rescore
- 2026-06-26 18:09 UTCOSV refresh
- 2026-06-25 13:49 UTCEPSS rescore
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- 2026-06-23 21:32 UTCEPSS rescore
- 2026-06-23 21:32 UTCEPSS rescore
- 2026-06-21 14:55 UTCEPSS rescore
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- 2026-06-17 17:52 UTCEPSS rescore
- 2026-06-17 17:52 UTCEPSS rescore
- 2026-06-16 17:52 UTCEPSS rescore
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- 2026-06-15 17:47 UTCEPSS rescore
- 2026-06-14 23:16 UTCEPSS rescore
- 2026-06-12 23:11 UTCEPSS rescore
- 2026-06-12 23:11 UTCEPSS rescore
- 2026-06-10 22:17 UTCEPSS rescore
- 2026-06-09 02:00 UTCOSV refresh
- 2026-06-06 13:46 UTCEPSS rescore
- 2026-06-06 13:46 UTCEPSS rescore
- 2026-06-05 22:46 UTCEPSS rescore
- 2026-06-05 22:46 UTCEPSS rescore
- 2026-06-05 06:09 UTCEPSS rescore
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- 2026-05-31 00:15 UTCEPSS rescore
- 2026-05-31 00:15 UTCEPSS rescore
- 2026-05-28 13:44 UTCEPSS rescore
- 2026-05-28 13:44 UTCEPSS rescore
- 2026-05-28 13:44 UTCEPSS rescore
- 2026-05-26 07:18 UTCEPSS rescore
- 2026-05-26 07:18 UTCEPSS rescore
- 2026-05-24 07:04 UTCEG score recompute
Publicly available exploits
(1 reference)Working exploit code is in the public domain (1 Metasploit module). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
- Metasploitexploit/multi/http/pgadmin_session_deserialization✓ verifiedFirst seen Mar 4, 2024
pgAdmin Session Deserialization RCE
Open source ↗
Frequently asked(5)
What is CVE-2024-2044?
When was CVE-2024-2044 disclosed?
Is CVE-2024-2044 actively exploited?
What is the CVSS score of CVE-2024-2044?
How do I remediate CVE-2024-2044?
Dependency Blast Radius
See which npm, PyPI, Go, and Maven packages are affected by CVE-2024-2044
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