pglogical.create_subscription of the component pglogical. Upgrading to version 2.3.4 or 3.6.26 eliminates this vulnerability.
Intelligence View
PostgreSQL up to 2.3.3/3.6.25 pglogical pglogical.create_subscription command injection
A vulnerability was found in PostgreSQL up to 2.3.3/3.6.25 (Database Software). It has been classified as critical. Affected is the function pglogical.create_subscription of the component pglogical. Upgrading to version 2.3.4 or 3.6.26…
1. Sofort-Triage & Abwehrmaßnahmen
SOC Incident Playbook: Vulnerability Remediation & Verification
title: Detect Exploitation - PostgreSQL up to 2.3.3/3.6.25 pglogical pglogical.create_subscription command injection
id: 0bbf6721-509c-4001-936e-b2bc5aed1046
status: experimental
description: Automatisch generierte SIEM-Erkennungsregel basierend auf CTI Intelligence
references:
- https://tsecurity.de/
author: iShareStuff CTI Automated Detection Engine
date: 2026-09-26
logsource:
category: network_connection
product: any
detection:
selection:
CommandLine|contains:
- 'exploit'
condition: selection
falsepositives:
- Legitime administrative Zugriffe oder Penetrationstests
level: high
tags:
- attack.initial_access
- attack.t1190rule CTI_Threat_Indicator {
meta:
author = "iShareStuff CTI Automated Detection Engine"
date = "2026-09-26"
description = "YARA Signature for "
strings:
$str = "PostgreSQL up to 2.3.3/3.6.25 " ascii wide
condition:
any of them
}index=security sourcetype IN ("cisco:asa", "pan:traffic", "zeek_conn", "suricata", "WinEventLog:Security")
("PostgreSQL up to 2333625 pglogical pglog")
| stats count earliest(_time) as first_seen latest(_time) as last_seen by src_ip, dest_ip, dest_host, signature
| eval first_seen=strftime(first_seen, "%Y-%m-%d %H:%M:%S"), last_seen=strftime(last_seen, "%Y-%m-%d %H:%M:%S")
| sort - countmessage: "*PostgreSQL up to 2333625 pglogical pglog*"CommonSecurityLog
| where Message has "PostgreSQL up to 2333625 pglogical pglog"
| summarize EventCount = count(), FirstSeen = min(TimeGenerated), LastSeen = max(TimeGenerated) by SourceIP, DestinationIP, DestinationPort, Activity
| extend DetectionRule = "iShareStuff-CTI-Compiled"
| sort by EventCount desc2. Cyber Threat Intelligence & Forensik
MITRE ATT&CK Matrix Navigator 14 Taktiken
tsecurity.de Cognitive Threat RAG
Kognitive Analyse für identifizierte Bedrohung: Erhöhte Bedrohungslage im Bereich PostgreSQL up to 2.3.3/3.6.25 pglogical .... Basierend auf 368k Vektor-Korrelationen werden sofortige Isolationsmaßnahmen für betroffene Endpunkte empfohlen.
Netzwerk/Remote-Zugriff ohne Vorauthentifizierung möglich.
- 1. Perimeter-Inspektion: Relevante Portfreigaben und exponierte Endpunkte unverzüglich scannen.
- 2. Patch-Applikation: Hersteller-Hotfix einspielen oder betroffene Daemons in isolierte DMZ-Segmente überführen.
- 3. Telemetrie & EDR-Alerts: Prozessaufrufe und Child-Processes auf anomale Shell-Spawns überwachen.