Interpretation Conflict in content - CVE-2026-44974
Published: July 28, 2026
Vulnerability identifier: #VU139889
CSH Severity: High
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-44974
CWE-ID: CWE-436
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to bypass upload filters.
The vulnerability exists due to interpretation conflict in the @hapi/content header parser when parsing duplicate Content-Disposition or Content-Type parameters. A remote attacker can send a specially crafted request with duplicate header parameters to bypass upload filters.
Exploitation depends on another component in the request-processing chain resolving duplicate parameters differently.
Affected software
content
How to mitigate CVE-2026-44974
Install security update from vendor's website.
content - update to 6.0.2