SSRF in Useplunk Plunk
CVE-2026-32096
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…
Vulnerability class: SSRF (Server-Side Request Forgery)
EPSS: 0.003 (19.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.3 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N.
Affected products
- Useplunk Plunk — versions < 0.7.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-32096?
- CVE-2026-32096 is a critical-severity vulnerability in Useplunk Plunk, classified under Server-Side Request Forgery (SSRF). CVSS score: 9.3/10. Published 2026-03-11.
- How severe is CVE-2026-32096?
- Critical severity. CVSS v3 base score is 9.3 out of 10.
- Is CVE-2026-32096 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.