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HIGH · 7.5

CVE-2025-27913

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 attack...

Vulnerability 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.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
NONE

Affected Products

VendorProductVersions
PassboltPassbolt Api< 5.0.0

Related Weaknesses (CWE)

CWE-348

References

FAQ

What is CVE-2025-27913?

CVE-2025-27913 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 attack...

How severe is CVE-2025-27913?

CVE-2025-27913 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-27913?

Check the references section above for vendor advisories and patch information. Affected products include: Passbolt Passbolt Api.