CVE-2026-32096

CRITICAL
2026-03-11 [email protected]
9.3
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
Low
Availability
None

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 22:07 vuln.today
CVE Published
Mar 11, 2026 - 20:16 nvd
CRITICAL 9.3

Tags

SSRF Plunk

Description

Plunk is an open-source email platform built on top of AWS SES. Prior to 0.7.0, a Server-Side Request Forgery (SSRF) vulnerability existed in the SNS webhook handler. An unauthenticated attacker could send a crafted request that caused the server to make an arbitrary outbound HTTP GET request to any host accessible from the server. This vulnerability is fixed in 0.7.0.

Analysis

SSRF in Plunk email platform before 0.7.0.

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Remediation

Within 24 hours: Identify all instances running Plunk version 0.7.0 or earlier and isolate them from production networks if possible; disable external access to affected instances and document inventory. Within 7 days: Implement network segmentation to restrict Plunk instances from accessing internal systems, AWS metadata endpoints, and sensitive services; deploy WAF rules to block suspicious request patterns. …

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Priority Score

47
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +46
POC: 0

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CVE-2026-32096 vulnerability details – vuln.today
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