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CVE-2026-47194

Frappe: Host header poisoning can redirect magic login links to an attacker-controlled domain

HIGH
8.6
CVSS Score
Published: August 6, 2026 at 09:19 PM UTC
Updated: September 8, 2026 at 09:09 PM UTC
1 product affected across 1 vendorFrappe

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Severity
HIGH8.6
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

Frappe is a full-stack web application framework. Prior to 15.108.0 and 16.18.3, temporary magic login link generation can use an attacker-controlled request Host header, allowing a remote attacker to cause emailed login links to point to an attacker-controlled domain and capture the login token when a recipient follows the link. This issue is fixed in versions 15.108.0 and 16.18.3.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Frappe· Frappe
60%
v < 15.108.0v < 16.18.3
Affected range stops below 15.108.0, so it looks safe — our inference, not a vendor statement
Affected range stops below 16.18.3, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

x_refsource_CONFIRM
Source: [email protected]
https://github.com/frappe/frappe/security/advisories/GHSA-3w78-3cj3-p949

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.6HIGHGitHub_M
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-346

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