Ghostwire

CVE-2026-48780: Forem is open source software for building communities. Prior to commit a2ab6d4, a maliciously crafted email address...

HIGH CVSS 0.0

Published: June 16, 2026 | Last Modified: June 16, 2026

Description

Forem is open source software for building communities. Prior to commit a2ab6d4, a maliciously crafted email address could allow an attacker to bypass domain allowlist or denylist restrictions and gain access to invite-only forem deployments. The issue is patched as of `a2ab6d4`. As a workaround, some SMTP servers and email delivery providers may drop or refuse to send maliciously crafted email addresses.

Ghostwire Analysis — What This Means Practically

This analysis is generated by Ghostwire from NVD, CISA KEV, EPSS, and open-source intelligence data. Verify findings through primary sources before acting.

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