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Vulnerability record · CVE-2026-32096 · published 11 March 2026

CVE-2026-32096: Useplunk plunk server-side request forgery (ssrf) vulnerability

Useplunk · Plunk

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.

8.6 CVSS 3.1 High EPSS 0.43% · top 65.3% CWE-918 · Server-side request forgery (SSRF)
8.6CVSS 3.1 base score
0.43%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/useplunk/plunk/commit/b8f1ad9ab53c78f8ef063fdc125f397c8bfc7652 Patch
https://github.com/useplunk/plunk/security/advisories/GHSA-xpqg-p8mp-7g44 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-32096), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.