CVE-2025-27913 Other in API

Low 2.1 Published Updated

Misconfigured Passbolt API allows attackers to spoof email domains via HTTP Host header, requiring disregard of health checks.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2025-27913?

CVE-2025-27913 is a low-severity vulnerability in Passbolt API, published on 10 Mar 2025. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Passbolt API before 5, if the server is misconfigured (with an incorrect installation process and disregarding of Health Check results), can send email messages with a domain name taken from an attacker-controlled HTTP Host header.

Weakness: CWE-348

Which versions are affected by CVE-2025-27913?

It affects 1 product.

Products include Passbolt Passbolt Api.

How do I fix CVE-2025-27913?

No fix has been published for CVE-2025-27913 yet. Limit exposure of the affected software until one is available.

Is CVE-2025-27913 being exploited?

There is no known exploitation of CVE-2025-27913 in the wild and no public exploit code.

Sources

Also known as GHSA-28wr-h897-6hmv.

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